1900-1949

642,544 ; burbank l-s ; bicycle ; 30/01/1900
644,077 ; hoffmann felix ; acetyl salicylic acid ; 27/02/1900
644,403 ; callenberg emil ; explosive ; 27/02/1900
645,144 ; tolson t ; velocipede ; 13/03/1900
645,576 ; tesla n ; system of transmission of electrical energy ; 20/03/1900
649,621 ; tesla n ; apparatus for transmission of electrical energy ; 15/05/1900
649,852 ; luck alfred ; explosive ; 15/05/1900
652,457 ; edison th ; phonograph ; 26/06/1900
655,838 ; tesla n ; method of insulating electric conductors ; 14/08/1900
656,162 ; berliner emile ; floor covering ; 21/08/1900
656,163 ; berliner emile ; floor covering ; 21/08/1900
660,845 ; edison th ; sampling, averaging, mixing and storing materials in bulk ; 30/10/1900
661,619 ; poulsen v ; method of recording and reproducing sounds ; 13/11/1900
BREVETS DE L'ANNEE 1901 (664,827-690,384)

664,827 : baldwin L c : loom reed ; 01/01/1901
666,666 ; hackett j-l ; device for picking fruit ; 29/01/1901
672,333 ; slocum b-a ; shutter releasing device ; 16/04/1901
673,347 ; wiley harvey w ; method of manufacturing explosives ; 30/04/1901
675,405 ; paul m & sock p ; apparatus for limbering or unlimbering heavy ordnance ; 04/06/1901
685,012 ; tesla n ; means for increasing the intensity of electrical oscillations ; 22/10/1901
685,953 ; tesla n ; method of intensifying and utilizing effects transmitted through natural media ; 05/11/1901
685,954 ; tesla n ; method of utilizing effects transmitted through natural media ; 05/11/1901
685,955 ; tesla n ; apparatus for utilizing effects transmitted from a distance to a receiving device through natural media ; 05/11/1901
685,956 ; tesla n ; apparatus for utilizing effects transmitted through natural media ; 05/11/1901
685,957 ; tesla n ; apparatus for the utilization of radiant energy ; 05/11/1901
685,958 ; tesla n ; method of utilizing radiant energy ; 05/11/1901
689,349 ; berliner emile ; apparatus for producing sound records ; 17/12/1901

BREVETS DE L'ANNEE 1902 (690,385-717,520)

690,939 ; faries r ; shutter tripper for cameras ; 14/01/1902
693,583 ; brownell f-a ; shutter for photographic cameras ; 18/02/1902
692,502 ; berliner emile ; gramophone ; 04/02/1902
701,761 ; olson c ; cycle propelling mechanism ; 03/06/1902
706,747 ; fessenden reginald ; signaling by electromagnetic waves ; 12/08/1902
707,934 ; latham w ; projecting kinetoscope ; 26/08/1902
708,553 ; holland J-p ; submarine boat ; 09/09/1902
BREVETS DE L'ANNEE 1903 (717,521-748,566)

717,521 ; anderson p-a ; automatic regulator for windmills ; 06/01/1903
723,188 ; tesla n ; method of signaling ; 17/03/1903
724,524 ; tilden w-c ; process of producing alloys ; 07/04/1903
725,605 ; tesla n ; system of signaling ; 14/04/1903
748,284 ; karwowski j ; method of preserving the dead ; 29/12/1903
BREVETS DE L'ANNEE 1904 (748,567-778,833)

750,102 ; edison th ; electrical automobile ; 19/01/1904
754,845 ; burke j-c ; astronomical clock ; 15/03/1904
757,126 ; kellogg e-m ; grain harvester ; 12/04/1904
769,319 ; niell m ; photographic camera ; 06/09/1904
770,625 ; bechtel b-e ; brick or tile cutter ; 20/09/1904
770,626 ; bell alexander graham ; aerial vehicle or other structure ; 20/09/1904
770,627 ; broomel a-p ; water heating apparatus ; 20/09/1904
777,125 ; muller jacobs a ; explosives and process of making same ; 13/12/1904
778,449 ; dick a-b ; stencil printing machine ; 27/12/1904
BREVETS DE L'ANNEE 1905 (778,834-808,617)

778,834 ; aichele a ; means for ventilating electrical machines ; 03/01/1905
779,760 ; bichel christian e ; explosive ; 10/01/1905
784,265 ; ingoldsby f-s & bowling j-r ; car ; 07/03/1905
787,412 ; tesla n ; art of transmitting electrical energy through the natural mediums ; 18/04/1905
792,512 ; frank a ; explosive composition ; 13/06/1905
BREVETS DE L'ANNEE 1906 (808,618-839,798)

808,897 ; carrier w-h ; apparatus for treating air ; 02/01/1906
819,814 ; seibert j-m ; initiation apparatus ; 08/05/1906
821,392 ; wright j-r ; hay stacker ; 22/05/1906
821,393 ; wright o & w  ; flying machine ; 22/05/1906
821,394 ; alexander paul ; dissolving and regenerating rubber ; 22/05/1906
822,531 ; lowe l-p ; process of manufacting gas ; 05/06/1906
822,532 ; lumiere a & lumiere l ; photographic plate for color photography ; 05/06/1906
822,533 ; meier f-w et gipson w-a ; hood for forge ; 05/06/1906
831,173 ; montgomery j-j ; aeroplane ; 18/09/1906
833,611 ; logan f ; apparatus for making coke and gas ; 16/10/1906
834,657 ; bluen g ; copying press ; 30/10/1906
834,658 ; chanute octave ; means for aerial flight ; 30/10/1906
834,659 ; clogston f-a ; telegraph cut out ; 30/10/1906
837,422 ; hutchinson e ; air ship ; 04/12/1906
BREVETS DE L'ANNEE 1907 (839,799-875,678)
841,385 ; fordyce j-r ; method of ginning cotton ; 15/01/1907
841,386 ; de forrest lee ; wireless telegraphy ; 15/01/1907
841,387 ; de forrest lee ; device for amplifying electrical currents ; 15/01/1907
841,388 ; gapp j ; pipe expanding tool ; 15/01/1907
844,111 ; von fircks paul ; single track railway system ; 12/02/1907
849,925 ; silberrad oswald ; explosive ; 09/04/1907
850,119 ; silberrad oswald ; explosive ; 09/04/1907
850,746 ; garza h ; bicycle ; 16/04/1907
856,876 ; hull w ; air ship ; 11/06/1907
861,740 ; la penotiere e-m ; flying machine ; 30/07/1907
868,039 ; uherkocz  j-u ; steering gear for winged flying machines or air ships ; 15/10/1907
BREVETS DE L'ANNEE 1908 (875,679-908,435)

875,787 ; day s-a ; flying or air car ; 07/01/1908
879,531 ; fellows e-r ; gear generating machine ; 18/02/1908
879,532 ; de forrest lee ; space telegraphy ; 18/02/1908
879,533 ; forsyth g-h ; curtain fixture ; 18/02/1908
881,837 ; whitehead g ; aeroplane ; 10/03/1908
883,611 ; barad j & markoff e-e ; device employed for exterminating rats mices ans other animals ; 31/03/1908
895,254 ; girard charles ; explosive ; 04/08/1908
899,855 ; abelli modesto ; smokeless explosive ; 29/09/1908
904,005 ; niell m ; vest pocket camera ; 17/11/1908
905,547 ; mcduff j-b ; flying machine ; 01/12/1908

906,284 ; polsgrove w-g ; vehicle ; 08/12/1908

BREVETS DE L'ANNEE 1909 (908,436-945,009)

908,928 ; wood a-e ; dust preventive attachment for coal cutting machines ; 05/01/1909
908,929 ; wright o & w ; mechanism for flexing the rudder of flying machine ; 05/01/1909
908,930 ; zerning hermann ; method of decarbonizing filaments for incandescent lamps ; 05/01/1909
910,936 ; mikolajczak anton ; dinitroglycerin explosive and process of making ; 26/01/1909
912,152 ; nigro p ; fire escape ; 09/02/1909
922,709 ; means j ; signaling system ; 25/05/1909
922,710 ; means j ; apparatus for launching flying machine ; 25/05/1909
922,711 ; means j ; apparatus for launching flying machine ; 25/05/1909
922,712 ; means j ; apparatus for launching flying machine ; 25/05/1909
922,713 ; means j ; device for launching flying machines ; 25/05/1909
924,833 ; rogers j-h ; aeroplane ; 15/06/1909
928,842 ; berliner emile ; internal combustion engine ; 20/07/1909
935,766 ; means j ; emergency apparatus for controlling flying machines ; 05/10/1909
936,303 ; cheney c-w ; aeroplane ; 12/10/1909
942,699 ; baekeland l-h ; insoluble products of phenol anf formaldehyde ; 07/12/1909
943,120 ; means j ; aerial navigation ; 14/12/1909
944,301 ; warshavsky w-h ; flying machine ; 28/12/1909

BREVETS DE L'ANNEE 1910 (945,010-980,177)

971,211 ; nathurst jalmar g ; trinitrotoluene mixture for explosives ; 27/09/1910
971,535 ; hartmann h & klehe w ; aeroplane ; 04/10/1910
945,053 ; scicluna j-j ; automatic catching and supporting device ; 04/01/1910
945,054 ; shuman a ; machine for manufacture of wire glass ; 04/01/1910
947,806 ; edison th ; automobile ; 01/02/1910
948,790 ; mikolajczak anton ; explosive ; 08/02/1910
970,616 ; edison th ; flying machine ; 20/09/1910
973,632 ; davis j-m ; aeroplane ; 25/10/1910
976,211 ; du pont ernest ; process of incorporating ingredients of explosives ; 29/11/1910
976,582 ; lebreil f & desgeorge r ; aeroplane ; 22/11/1910
BREVETS DE L'ANNEE 1911 (980,178-1,013,094)

981,714 ; suman g-a & reichard g-w ; aeroplane flying machine ; 17/01/1911
984,270 ; friedel a-h ; flying machine ; 14/02/1911
990,424 ; chalfant b ; flying machine ; 25/04/1911
995,037 ; smyth i ; automobile ; 13/06/1911
995,187 ; sayers j & wilson w-a & thorburn j ; explosive ; 13/06/1911
1,005,186 ; ford henry ; transmission mechanism ; 10/10/1911
1,008,577 ; alexanderson e-f-w ; high frequency alternator ; 14/11/1911
1,011,106 ; bell g & baldwin j-a & mccurdy d &curtiss g-h & selfridge t-e ; flying machine ; 05/12/1911
1,011,107 ; blood c-w-h ; cutter head for planers ; 05/12/1911
1,011,683 ; webb j-f ; safety alighting attachment for flying machine ; 12/12/1911
BREVETS DE L'ANNEE 1912 (1,013,095-1,049,325)

1,020,432 ; mcbarnes w-h ; velocipede ; 19/03/1912
1,021,089 ; brück f ; submarine contact mine ; 26/03/1912
BREVETS DE L'ANNEE 1913 (1,049,326-1,083,266)

1,050,355 ; edison th ; phonograph ; 14/01/1913
1,061,142 ; tesla n ; fluid propulsion ; 29/04/1913
1,061,206 ; tesla n ; turbine ; 06/05/1913
BREVETS DE L'ANNEE 1914 (1,083,267-1,123,211)

1,088,896 ; guedry j-e ; clock ; 03/03/1914
1,090,641 ; nathan f-l & rintoul w & baker f ; explosive ; 17/03/1914
1,090,643 ; nathan f-l & rintoul w & baker f ; explosive ; 17/03/1914
1,090,644 ; nathan f-l & rintoul w & baker f ; explosive ; 17/03/1914
1,100,100 ; robertson j-a ; film spool center ; 16/06/1914
1,102,653 ; goddard robert ; rocket apparatus ; 07/07/1914
1,103,503 ; goddard robert ; rocket apparatus ; 14/07/1914
1,108,484 ; banic s ; parachute ; 25/08/1914
1,072,027 ; mosteller d-s ; water bicycle ; 02/09/1913
1,113,675 ; morgan g-a ; breathing device ; 13/10/1914
1,113,716 ; tesla n ; fountain ; 13/10/1914
1,115,674 ; jacob m-p ; brassière ; 03/11/1914
1,119,732 ; tesla n ; apparatus for transmitting electrical energy ; 01/12/1914

BREVETS DE L'ANNEE 1915 (1,123,212-1,166,418)

1,137,964 ; goddard robert ; method and means for producing electrically charged particles ; 04/05/1915
1,143,835 ; kispeter m ; life saving apparatus ; 22/06/1915
1,150,523 ; kettering ch-f ; engine starting device ; 17/08/1915
1,154,009 ; goddard robert ; apparatus for producing gases ; 21/09/1915
1,154,366 ; blume r-a ; internal combustion engine ; 21/09/1915
1,155,450 ; stankus j ; armored motor car ; 05/10/1915
1,157,135 ; wesson j-h & pomeroy e-s ; handcuff ; 19/10/1915
1,159,209 ; goddard robert ; method of and apparatus for producing electrical impulses ; 02/11/1915
1,159,519 ; menier s-c ; floating electric trolleywayand a floating passenger car ; 09/11/1915
BREVETS DE L'ANNEE 1916 (1,166,419-1,210,388)

1,171,055 ; kettering ch-f ; engine starting, lightning ; 08/02/1916
1,180,159 ; langmuir irving ; incandescent electric lamp ; 18/04/1916
1,181,784 ; mccurry j ; hovering flight areoplane system ; 02/05/1916
1,191,299 ; goddard robert ; rocket apparatus ; 18/07/1916
1,194,496 ; goddard robert ; rocket apparatus ; 15/08/1916
1,197,901 ; bornmann c & clark e-c ; photographic camera ; 12/09/1916
1,205,516 ; cosby walter ; explosive containing nitroglycerin ; 21/11/1916
1,206,837 ; goddard robert ; rocket apparatus ; 05/12/1916
1,209,359 ; tesla n ; speed indicator ; 19/12/1916

1,209,625 ; russell g-f ; torpedo ; 19/12/1916
BREVETS DE L'ANNEE 1917 (1,210,389-1,251,457)
1,215,028 ; jones a-m ; surgical appliance ; 06/02/1917
1,217,908 ; brewer charles b & hanes harvey e ; baseball ; 06/03/1917
1,242,065 ; sperry e-a ; ship's gyroscopic compass set ; 02/10/1917
BREVETS DE L'ANNEE 1918 (1,251,458-1,290,026)

1,264,523 ; jelalian m ; device for walking on the water ; 30/04/1918
1,266,175 ; tesla n ; lightning protector ; 14/05/1918
1,274,816 ; tesla n ; speed indicator ; 06/08/1918
1,280,082 ; pierson leonard f ; soccer ; 24/09/1918
BREVETS DE L'ANNEE 1919 (1,290,027-1,326,898)

1,297,294 ; edison th ; projectile ; 11/03/1919
1,314,718 ; tesla n ; ship's Log ; 02/09/1919
1,306,440 ; rintoul william ; explosive ; 10/06/1919
BREVETS DE L'ANNEE 1920 (1,326,899-1,364,062)

1,329,559 ; tesla n ; valvular conduit ; 03/02/1920
1,331,848 ; gordon m-b ; automatic winding film camera ; 24/02/1920
1,332,143 ; osterday k o k ; life saving device for aeroplanes (parachute); 24/02/1920
1,336,661 ; starring alfred a ; desensitized nitroglycerin explosive
; 13/04/1920
1,341,053 ; goddard robert ; magazine rocket ; 25/05/1920
1,342,255 ; doust j-c ; mousetrap ; 01/06/1920
1,342,885 ; armstrong edwin h ; receiving high frequency oscillations ; 08/06/1920
1,356,329 ; adams j-s ; propelling means for aeroplanes ; 19/10/1920
1,361,939 ; wallace t ; camera shutter and operating mechanism tehrefore ; 14/12/1920
1,363,037 ; goddard robert ; method and mean for producing electrified jets of gas ; 21/12/1920
BREVETS DE L'ANNEE 1921 (1,364,063-1,401,947)

1,365,547 ; tesla n ; flow meter ; 11/01/1921
1,370,316 ; houdini harry ; diver's suite ; 01/03/1921
1,370,317 ; janssen h-j-j ; rotary pump or motor ; 01/03/1921
1,375,700 ; ingoldsby f-s ; dump car ; 26/04/1921
1,399,472 ; gaffy patrick j ; explosive ; 06/12/1921
BREVETS DE L'ANNEE 1922 (1,401,948-1,440,361)

1,402,025 ; tesla n ; frequency meter ; 03/01/1922
1,408,056 ; wohl alfred ; explosive ; 28/02/1922
1,410,868 ; adde simon ; plastic explosive ; 28/03/1922
BREVETS DE L'ANNEE 1923 (1,440,362-1,478,995)

1,445,474 ; benson l-e ; transmitting mechanism ; 13/02/1923
1,449,643 ; wenderhold w ; velocipede ; 27/03/1923
1,471,130 ; hughes f c ; apparatus for throwing liquids ; 16/10/1923
1,471,628 ; palmer w f ; submarine mine ; 23/10/1923
1,486,991 ; silfvenius i ; flying machine ; 05/03/1923
BREVETS DE L'ANNEE 1924 (1,478,996-1,521,589)

1,478,996 ; geiger d-f ; control mechanism for operating vehicles ; 01/01/1924
1,510,843 ; hawkins w j ; fire extinguisher ; 07/10/1924
1,521,589 ; baldwin j-p ; shick absorber ; 30/12/1924
1,521,618 ; gwynne a l ; submarine mine ; 06/01/1925
1,549,854 ; coffman e ; mechanical movement ; 18/08/1925
BREVETS DE L'ANNEE 1925 (1,521,590-1,568,039)

1,530,133 ; maxwell g s ; grenade and method to pressure therein ; 17/03/1925
1,530,158 ; elia g e ; submarine mine ; 17/03/1925
1,535,633 ; sperry e a ; submarine contact mine ; 28/04/1925
1,550,064 ; ehrlich jacob ; explosive ; 18/08/1925
1,551,650 ; egloff gustav ; explosive and process of making same ; 01/09/1925
1,552,551 ; fuller f-a ; bag frame structure ; 08/09/1925
1,552,552 ; gauriat ps (pathé) ; motion picture projection apparatus ; 08/09/1925
1,552,553 ; georgia j-e ; pneumatic dust collecting and conveying apparatus ; 08/09/1925
1,563,278 ; hale w ; aeroplane ; 24/11/1925
1,563,571 ; huffman w-e ; jumping balloon ; 01/12/1925
BREVETS DE L'ANNEE 1926 (1,568,040-1,612,699)

1,583,895 ; moran robert c ; nitroglucoside explosive ; 11/05/1926
1,585,258 ; moore a ; pole monocycle ; 18/05/1926
1,609,540 ; goddard robert & thompson t-e ; sound reproducing device ; 07/12/1926
BREVETS DE L'ANNEE 1927 (1,612,700-1,654,520)

1,620,475 ; lawrence r b ; hand grenade ; 08/03/1927
1,620,804 ; cutter s-c ; insulator ; 15/03/1927
1,620,926 ; trullinger h-a ; coaster wagon ; 15/03/1927
1,640,680 ; vanderlaan albert ; method of perpetueting human remains and article made thereby ; 30/08/1927
BREVETS DE L'ANNEE 1928 (1,654,521-1,696,896)

1,655,113 ; tesla n ; method of aerial transportation ; 03/01/1928
1,655,114 ; tesla n ; apparatus for aerial transportation ; 03/01/1928
1,659,158 ; oglesby n e ; apparatus for dis^persing irritants ; 14/02/1928
1,661,473 ; goddard robert ; accumulator for radiant energy ; 06/03/1928
1,663,404 ; hands sidney g ; football ; 20/03/1928
1,655,114 ; tesla n ; apparatus for aerial transportation ; 03/01/1928
1,662,979 ; nelson p r ; circuit closer ; 20/03/1928
1,672,212 ; hale w ; motor vehicle ; 05/06/1928
1,675,940 ; lewis w l ; art of dispersing noxious materials ; 03/07/1928
BREVETS DE L'ANNEE 1929 (1,696,897-1,742,180)

1,704,891 ; hall w-j ; parachute for aeroplanes ; 12/03/1929
1,709,636 ; snelling walter o ; explosive for signaling ; 16/04/1929
1,716,434 ; fidlar john b ; propellant powder charge ; 11/06/1929
1,721,657 ; cutter s-c ; insulator ; 23/07/1929
1,726,067 ; herrick horace t & may orville e ; manufacture of gluconic acid ; 27/08/1929
1,740,079 ; edison th ; extraction of rubber from plants ; 17/12/1929
1,740,279 ; bornmann c-a ; film shifter ; 17/12/1929

BREVETS DE L'ANNEE 1930 (1,742,181-1,787,423)
1,773,980 ; farnsworth p-t ; television system ; 26/08/1930
1,781,541 ; einstein albert ; refrigeration ; 11/11/1930
BREVETS DE L'ANNEE 1931 (1,787,424-1,839,189)

1,794,364 ; chilson l-s ; toy pistol ; 03/03/1931
1,799,184 ; slocum b-a ; photographic package ; 07/04/1931
1,805,080 ; dosick s ; pistol charm ; 12/05/1931
1,809,115 ; goddard robert ; apparatus for producing ions ; 09/06/1931
1,809,271 ; goddard robert ; propulsion of aircraft ; 09/06/1931
1,834,149 ; goddard robert ; means for decelerating aircraft ; 01/12/1931
1,944,139 ; lear w-p ; radio apparatus ; 03/08/1931
BREVETS DE L'ANNEE 1932 (1,839,190-1,892,662)
1,848,389 ; sikorsky i ; aircraft ; 08/03/1932
1,860,891 ; goddard robert ; apparatus for pumping low temperature liquids ; 31/05/1932
1,878,317 ; picard c ; apparatus for conserving and vaporizing gases ; 20/09/1932
1,878,487 ; spring a f ; hand grenade ; 20/09/1932
1,878,488 ; goss b c ; generation of persistent diabling gases ; 20/09/1932
1,878,489 ; goss b c ; generation of persistent diabling gases ; 20/09/1932
1,878,490 ; goss b c ; grenade or pressure container ; 20/09/1932
1,878,491 ; goss b c ; explosive device ; 20/09/1932
1,879,064 ; bryan leon o ; gelatinous explosive composition ; 27/09/1932
1,879,186 ; goddard robert ; apparatus for igniting liquid fuel ; 27/09/1932
BREVETS DE L'ANNEE 1933 (1,892,663-1,941,448)

1,894,203 ; spring a f ; firing device ; 10/01/1933
1,895,999 ; kuhlemann s o c ; parachute device ; 31/01/1933 1,897,948 ; young j w ; hand grenade or aerial bomb ; 14/02/1933
1,901,126 ; schless robert ; explosive composition ; 14/03/1933
1,929,778 ; goddard robert ; propulsion of aircraft ; 10/10/1933
1,937,021 ; hammond john hays jr ; system for reproducing sound ; 28/11/1933
BREVETS DE L'ANNEE 1934 (1,941,449-1,985,877)

1,948,384 ; lawrence e-o ; cyclotron ; apparatus for the acceleration of ions ; 20/02/1934
1,951,180 ; watrous c-a ; device for determining light intensity ; 13/03/1934

1,951,403 ; goddard robert ; heat absorber apparatus for using with solar energy ; 20/03/1934
1,951,404 ; goddard robert ; focusing mirrorand directing mechanism therefor ; 20/03/1934
1,962,195 ; holmann h-e ; method and apparatus for generation of electric oscillations ; 12/06/1934
1,963,627 ; lewis harold a ; explosive composition ; 19/06/1934
1,964,755 ; woodbury clifford a ; explosive composition ; 03/07/1934
1,967,882 ; hammond john hays jr ; photo-electric system for recording and reproducing sound ; 24/07/1934
1,969,839 ; goddard robert ; apparatus for absorbing solar energy ; 14/08/1934
1,969,840 ; goddard robert ; method of welding thin metal structures ; 14/08/1934
1,974,483 ; brown t-t ; electrostatic motor ; 25/09/1934
1,978,583 ; kentner c-d ; electrical pick up apparatus ; 30/10/1934
1,980,266 ; goddard robert ; propulsion apparatus ; 13/11/1934
1,982,020 ; read h-l ; tabulating machine ; 27/11/1934
BREVETS DE L'ANNEE 1935 (1,985,878-2,026,515)

1,994,488 ; sikorsky igor i ; 19/03/193
2,004,543 ; warren w-g ; aerial target ; 11/06/1935
2,008,808 ; williams venon h ; explosive composition ; 23/07/1925 
2,016,921 ; goddard robert ; means for cooling combustion chambers ; 08/10/1935
BREVETS DE L'ANNEE 1936 (2,026,516-2,066,308)

2,026,516 ; chesnut j-d and al ; tong ; 07/01/1936
2,026,885 ; goddard robert ; aircraft ; 16/01/1936
2,030,350 ; bremser a-t ; solar operated refrigerating system ; 11/02/1936
2,039,217 ; goddard robert ; nozzle for use in welding thin metal structures ; 28/04/1936
2,044,434 ; kilfitt a ; photographic camera ; 16/06/1936
2,046,570 ; malinowski b ; conrol mechanism for airplanes ; 07/07/1936
2,049,988 ; williams robert r ; process for obtaining vitamins ; 04/08/1936
BREVETS DE L'ANNEE 1937 (2,066,309-2,104,003)

2,069,487 ; van riper charles k ; tennis ; 02/02/1937
2,085,800 ; goddard robert ; combustion apparatus ; 06/07/1937
2,088,115 ; neff t ; reaction motor ; 27/07/1937
2,089,171 ; beauchamp g-d ; electrical stringed musical instrument ; 10/08/1937
2,090,038 ; goddard robert ; aircraft construction ; 17/08/1937
2,090,039 ; goddard robert ; igniter ; 17/08/1937
2,094,156 ; johnson m-m jr ; firearms ; 28/09/1937
2,094,562 ; lowy a ; hand grenade ; 28/09/1937
2,101,057 ; fuller b ; motor vehicle ; 07/12/1937
BREVETS DE L'ANNEE 1938 (2,104,004-2,142,079)

2,109,529 ; goddard robert ; reenforced construction for light hollow members ; 01/03/1938
2,122,521 ; goddard robert ; cooling jacket construction ; 05/07/1938
2,123,597 ; ehrlich joseph ; means of detecting alterations of documents ; 12/07/1938
2,127,865 ; goddard robert ; seal for centrifugal pumps ; 23/08/1938
2,139,296 ; zworykin w-k ; cathode ray tube ; 06/12/1938
2,131,383 ; marsh h-n ; propellant explosive ; 27/09/1938
BREVETS DE L'ANNEE 1939 (2,142,080-2,185,169)

2,153,729 ; volwiler h & donalee l ; thiobarbituric acid derivatives ; 11/04/1939
2,158,180 ; goddard robert ; gyroscopic steering apparatus ; 16/05/1939
2,158,181 ; goddard robert ; delayed action reversing switch ; 16/05/1939
2,158,182 ; goddard robert ; heat insulating coupling ; 16/05/1939
2,159,505 ; hammond l ; electric organ ; 23/05/1939
2,168,531 ; manning bruce w ; low density cellulose materials ; 08/08/1939
1,183,311 ; goddard robert ; means for steering aircraft ; 12/12/1939
1,183,312 ; goddard robert ; fuel storage and discharge apparatus ; 12/12/1939
2,183,313 ; goddard robert ; combustion chamber for aircraft ; 12/12/1939
2,183,314 ; goddard robert ; gyroscopic apparatus for directing flight ; 12/12/1939
2,183,471 ; steele a-p ; velocipede ; 12/12/1939
BREVETS DE L'ANNEE 1940 (2,185,170-2,227,417)

2,201,640 ; weldin lewis c ; progressive burning smokeless powder ; 21/05/1940
2,205,854 ; kroll william ; manufacturing titanium ; 25/06/1940
2,206,634 ; fermi enrico ; process for the production of radioactive substances ; 02/07/1940
2,207,305 ; souhart j-p ; additional impelling device for cycles ; 09/07/1940
2,207,576 ; brown t-t ; method and apparatus for removing suspended matter from gases ; 09/07/1940
2,217,649 ; goddard robert ; combustion chamber for rocket apparatus ; 08/10/1940
BREVETS DE L'ANNEE 1941 (2,227,418-2,268,539)

2,230,654 ; plunkett j ; tetrafluoroethylene polymers (teflon) ; 04/02/1941
2,255,751 ; bancel p-a ; body conditioning apparatus suit ; 16/09/1941
2,261,448 ; petersen h-b ; basket game ; 04/11/1941
BREVETS DE L'ANNEE 1942 (2,268,540-2,307,006)

2,268,872 ; hewlett w-r ; variable frequency oscillator ; 06/01/1942
2,271,224 ; goddard robert ; parachute attachment for aircraft ; 27/01/1942
2,274,199 ; hammond l ; electrical musical instrument ; 24/02/1942
2,281,971 ; goddard robert ; fluid cooled bearing ; 05/05/1942
2,286,908 ; goddard robert ; auxiliary turbine for rocket craft ; 16/06/1942
2,286,909 ; goddard robert ; combustion chamber ; 16/06/1942
2,286,709 ; barcus j-w ; gear cutting attachment ; 16/06/1942
2,286,907 ; gibbs t-b ; watch timing apparatus ; 16/06/1942
2,286,908 ; goddard robert ; auxiliary turbine for rocket craft ; 16/06/1942
2,286,909 ; goddard robert ; combustion chamber ; 16/06/1942
2,286,910 ; hanahan marion l ; titanium pigment and process for producing the same ; 16/06/1942
2,292,387 ; markey h-k (hedy lamarr) ; secret communication system ; 11/08/1942
2,297,691 ; carlson chester f ; electrophotography ; 06/10/1942
2,299,907 ; lawson walter e ; explosive charge for oil wells ; 27/10/1942
BREVETS DE L'ANNEE 1943 (2,307,007-2,338,080)

2,307,124 ; guyer l ; method of packaging and dispensing fluid substances ; 05/01/1943
2,307,125 ; goddard robert ; launching apparatus for rocket craft ; 05/01/1943
2,307,126 ;  green r-w ; steel house construction ; 05/01/1943
2,318,259 ; sikorsky igor i ; direct lift aircraft ; 04/05/1943
2,318,260 ; sikorky igor i ; helicopter and controls therefor ; 04/05/1943
2,332,076 ; hammond l ; electrical musical instrument ; 19/10/1943
BREVETS DE L'ANNEE 1944 (2,338,081-2,366,153)

2,368,120 ; downey g-t ; fuel drain valve ; 24/02/1944
BREVETS DE L'ANNEE 1945 (2,366,154-2,391,855)

2,366,154 ; shaw p-p ; telegraphy practicing device ; 02/01/1945
2,382,593 ; wires f j ; marine torpedo ; 14/08/1945
2,390,719 ; kurth f-w ; tricycle ; 11/12/1945
2,391,855 ; bean x ; plaster body and method of making ; 25/12/1945
BREVETS DE L'ANNEE 1946 (2,391,856-2,413,674)

2,394,852 ; goddard robert ; liquid feeding apparatus ; 12/02/1946
2,395,113 ; goddard robert ; mechanism for feeding combustion liquids to rocket apparatus ; 19/02/1946
2,395,114 ; goddard robert ; rotating combustion chamber for rocket apparatus ; 19/02/1946
2,395,403 ; goddard robert ; rotatable combustion apparatus for aircraft ; 26/02/1946
2,395,404 ; goddard robert ; aerial propulsion apparatus ; 26/02/1946
2,395,405 ; goddard robert ; landing apparatus for rocket craft ; 26/02/1946
2,395,406 ; goddard robert ; combustion apparatus ; 26/02/1946
2,395,435 ; goddard robert & thompson t-e ; emergency control mechanism for aircraft ; 26/02/1946
2,395,809 ; goddard robert ; rocket directing apparatus ; 05/03/1946
2,396,321 ; goddard robert ; apparatus for controlling acceleration and deceleration in aircraft ; 12/03/1946
2,396,566 ; goddard robert ; rocket apparatus ; 12/03/1946
2,396,567 ; goddard robert ; combustion apparatus ; 12/03/1946
2,396,568 ; goddard robert ; apparatus for steering aircraft ; 12/03/1946
2,397,657 ; goddard robert ; control mechanism for rocket apparatus ; 02/04/1946
2,397,658 ; goddard robert ; combustion apparatus ; 02/04/1946
2,397,659 ; goddard robert ; control mechanism for rocket apparatus ; 02/04/1946
2,397,998 ; goddard robert ; propelling apparatus for aircraft ; 09/04/1946
2,397,999 ; goddard robert ; propelling apparatus for aircraft ; 09/04/1946
2,404,334 ; whittle f ; aircraft propulsion system and power unit ; 16/07/1946
2,405,785 ; goddard robert ; combustion chamber ; 13/08/1946
2,409,036 ; goddard robert ; feeding device for combustion chambers ; 08/10/1946
BREVETS DE L'ANNEE 1947 (2,413,675-2,433,823)

2,417,347 ; brown t-t ; vibration damper ; 11/03/1947
2,424,610 ; goddard robert ; rotating combustion apparatus ; 29/07/1947
2,432,775 ; lennon c-d ; rotating disc type aircraft ; 16/12/1947
BREVETS DE L'ANNEE 1948 (2,433,824-2,457,796)

2,442,141 ; moyer andrew j ; method for production of penicillin ; 25/05/1948
2,443,989 ; moyer andrew j ; method for production of penicillin ; 22/06/1948
2,448,908 ; parker louis w ; television receiver ; 07/09/1948
2,450,950 ; goddard robert ; gas blast actuated auxiliary turbine ; 12/10/1948
2,455,575 ; fender c-l ; pick up unit for instruments ; 07/12/1948
2,455,676 ; hillier james ; electron lens correction device ; 07/12/1948
2,456,402 ; goddard robert ; combustion chamber and means for supplying plural liquid fuels thereto ; 14/12/1948
BREVETS DE L'ANNEE 1949 (2,457,797-2,492,943)

2,462,133 ; sarett l-h ; process of treating pregnene compounds (cortisone); 22/02/1949
2,465,525 ; goddard robert ; reaction combustion chamber for unconfined charges of detonative fuel ; 29/03/1949
2,465,526 ; goddard robert ; pump sealing means ; 29/03/1949
2,465,527 ; goddard robert ; centrifugal pump with intermittent discharge ; 29/03/1949
2,468,820 ; goddard robert ; means for cooling projected devices ; 03/05/1949
2,476,185 ; goddard robert ; combustion chamber with refractory lining ; 12/07/1949 
2,478,903 ; edgerton harold e ; stroboscope ; 16/08/1949
2,479,829 ; goddard robert ; rotating combustion chamber with continuous rearward discharge ; 23/08/1949
2,480,208 ; alvarez luis w ; radio distance and direction indicator ; 30/08/1949
2,482,260 ; goddard robert ; liquid feeding device ; 20/09/1949
2,482,261 ; goddard robert ; flow control mechanism for cooling systems ; 20/09/1949
2,482,262 ; goddard robert ; steam production in jacketed combustion chambers ; 20/09/1949
2,486,019 ; goddard robert ; jet control apparatus applicable to entrainment of fluids ; 25/10/1949
2,488,287 ; goddard robert ; apparatus for vacuum tube transportation ; 15/11/1949
2,491,610 ; goddard robert ; jet directive device ; 20/12/1949
2,492,569 ; goddard robert ; liquid cooled discharge nozzle ; 27/12/1949
2,492,570 ; goddard robert ; rotating combustion chamber ; 27/12/1949