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Patents > CPCs : CPC A01D9/00 or CPC B64C2700/6274 or CPC B64C39/00

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Tech fields:
None (361) · Airplane (202) · Design (128) · frame (85) · propellers (66) · propulsion (65) · Construction (63) · wings (56) · stability (53) · lift (48) · aerodynamics (46) · Control (40) · whole (34) · hybrid (29) · sustentation (29) · chassis (26) · fuselage (24) · ascension (24) · helicopter (23) · Monoplane (21)
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Supplementary to patent:
None (556) · Patent US-1910-996592 (3) · Patent FR-1916-502839 (3)
Related to aircraft:
Patent agent:
None (345) · None (28) · Armengaud jeune (22) · Marks & Clerk (12) · J. Bonnet-Thirion (12) · J. Germain (10) · G. de Mestral et F. Harlé (9) · E. Blétry (9) · Weismann et Marx (8) · Boramé et Julien (8) · L. Chassevent (7) · Chassevent (7) · Boult, Wade & Tennant (7) · Paul Caquet (6) · Charles Dony (6) · Brandon frères (6) · Y. Rabilloud et fils (6)
CPCs: (Click arrow to add another value)
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