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Patents > Year filed: 1918 & Patent agent : E. Blétry or Hippolyte Josse or None

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Year filed:
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Applicant firm:
None (345) · Curtiss Aeroplane (14) · Moteurs Salmson (5) · Société des Avions Louis Bréguet (4) · Westinghouse Electric & Manufacturing Company (4) · Mercur Flugzeugbau (3) · B.F. Goodrich company (2) · Julius Pintsch A.-G. (2) · Gothaer Waggonfabrik A. G. (2) · Otwi-Werke m.b.H. (2) · Luftschiffbau Schütte-Lanz (2) · Tarbox Safety Aircraft Company (2) · Vickers (2) · Westinghouse Canada Limited (2) · Ballonfabrik Augsburg A.G. (2)
Applicant is inventor:
Tech fields:
None (306) · airplane (36) · construction (21) · frame (16) · propellers (14) · design (14) · Wings (12) · control (10) · aerodynamics (10) · subsystem (10) · propulsion (9) · LTA (8) · propeller (8) · fuselage (7) · navigation (6) · structure (6) · metal (6) · stability (5) · motors (5)
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National tech categories:
None (345) · DE 77h.5 (18) · DE 77h.7 (7) · FR 6.4 (6) · AT 77d (6) · DE 77h.9 (6) · DE 77h.6 (6) · DE 77h.15 (4) · HU V/h (2) · USPC 244/87 (2)
IPCs:
None (332) · IPC B64C3/00 (12) · IPC B64C13/00 (8) · IPC B64C11/00 (7) · IPC B64C3/18 (6) · IPC B64C17/00 (5) · IPC B64C11/20 (4) · IPC B64C1/00 (4) · IPC B64C1/06 (3) · IPC B64C3/26 (3) · IPC B64C35/00 (3) · IPC B64C3/54 (3) · IPC B64B1/00 (3) · IPC B64B1/58 (2) · IPC B64C39/00 (2) · IPC CPC B64C13/00 (2)
CPCs:
CPC B64C2700/6295 (27) · CPC B64C3/00 (25) · CPC B64C13/00 (24) · None (23) · CPC B64C39/00 (22) · CPC B64C17/00 (17) · CPC B64C23/005 (17) · CPC B64C3/18 (14) · CPC B64C2700/6235 (13) · CPC B64C2700/6256 (13) · CPC B64B1/40 (11) · CPC B64C35/00 (10) · CPC B64C2001/0081 (10) · CPC B64C2700/6233 (9) · CPC B64B1/00 (9) · CPC B64C2700/6212 (9)
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Cites these patents:
Citations from after 1930:
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