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Patents > Assigned to: None & Family year: 1918 & First filing: Yes

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Year filed:
Office:
Inventor location:
None (431) · Indiana (5) · Oklahoma (4) · Berlin (3) · Pennsylvania (3) · Denver (2) · Minneapolis, Minnesota (2) · Minnesota (2) · New York state (2) · Seine (2) · London (2) · Chicago (2) · Surrey (2) · Budapest (2)
Applicant firm:
None (412) · Blackburn Aeroplane and Motor Co. (7) · Curtiss Aeroplane (6) · Société des Avions Louis Bréguet (4) · Helix Propeller G.m.b.H. (4) · Vickers (3) · Mercur Flugzeugbau (3) · Westinghouse Electric & Manufacturing Company (2) · Otwi-Werke m.b.H. (2) · Tarbox Safety Aircraft Company (2)
Applicant is inventor:
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Application number:
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Related to aircraft:
Patent agent:
None (268) · Brewer & Son (13) · None (11) · A. M. & William Clark (8) · Lavoix et Mosès (6) · Boult, Wade & Tennant (6) · Armengaud jeune (5) · John P. Tarbox (5) · Haseltine, Lake & Co. (4) · Phillipss (4) · Munn & Co. (4) · Marks & Clerk (4) · Mewburn, Ellis & Pryor (3) · Dony and Lejeune (3) · Carpmaels, Radford & Newton (3) · N. S. Amstutz (3) · Abel & Imray (3) · J. Germain (3) · 0 (3)
Assigned to: (Click arrow to add another value)
National tech categories:
None (393) · FR 6.4 (29) · DE 77h.6 (7) · DE 77h.5 (6) · DE 77h.7 (6) · DE 77h.9 (6) · FR 5.3 (2) · USPC 244/22 (2) · USPC 244/17.21 (2) · USPC 244/66 (2) · NL 62 (2) · USPC 244/50 (2) · DE 77h.15 (2)
IPCs:
None (244) · IPC B64C3/00 (22) · IPC B64C39/00 (13) · IPC B64C35/00 (13) · IPC B64C13/00 (13) · IPC B64C3/18 (12) · IPC B64C17/00 (11) · IPC B64C23/00 (10) · IPC B64C1/00 (10) · IPC B64B1/00 (9) · IPC B64C11/04 (8) · IPC B64C1/06 (7) · IPC B64C11/20 (7) · IPC B64C25/00 (6) · IPC B64C11/00 (5) · IPC B64C11/36 (5) · IPC B64C3/38 (5) · IPC B64C33/00 (4) · IPC B64C11/34 (4) · IPC B64C3/26 (4)
CPCs:
CPC B64C3/00 (36) · CPC B64C13/00 (29) · CPC B64C2700/6256 (23) · CPC B64C17/00 (22) · CPC B64C2700/6295 (22) · CPC B64C2700/6235 (20) · CPC B64C23/005 (19) · CPC B64B1/00 (16) · CPC B64C35/00 (16) · CPC B64C3/18 (15) · CPC B64C11/04 (14) · CPC B64C39/00 (14) · CPC B64C2700/6233 (12) · CPC B64B1/40 (11) · CPC B64C3/185 (11) · CPC B64C1/065 (10) · CPC B64C2700/6274 (10) · CPC B64C33/02 (10) · CPC B64C2700/6212 (9)
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Citations from after 1930:
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