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Patents > CPCs : CPC B64C25/00 or CPC B64C2700/6212 or CPC B64C2700/6274

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None (260) · Seine (9) · Nord (6) · England (4) · Dayton (2) · Ohio (2) · Nièvre (2) · Meurthe-et-Moselle (2) · Loire (2) · Indiana (2) · London (2) · California (2)
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Tech fields:
None (115) · airplane (89) · stability (87) · control (39) · automatic stability (36) · propulsion (29) · design (24) · helicopter (24) · propellers (20) · hybrid (20) · frame (16) · Steering (16) · pendulum (16) · subsystem (14) · lift (13) · Ascension (13) · aerodynamics (11) · construction (11) · wings (9)
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Supplementary to patent:
None (245) · Patent FR-1908-396249 (5) · Patent DE-1909-220044 (2) · Patent US-1914-1169695 (2) · Patent US-1908-989022 (2) · Patent US-1908-1075533 (2) · Patent FR-1914-476300 (2) · Patent FR-1909-410140 (2) · Patent FR-1908-407090 (2) · Patent DE-1910-06-18 Carl Hanschke (2) · Patent US-1915-1149680 (2) · Patent AT-1909-40038 (2)
Related to aircraft:
Patent agent:
None (76) · None (21) · J. Germain (9) · E. Blétry (9) · Matray frères et Cie (9) · Armengaud jeune (6) · J. Bonnet-Thirion (6) · W. P. Thompson & Co. (6) · L. Chassevent (5) · Schwab (5) · Marks & Clerk (5) · G. de Mestral et F. Harlé (5) · Boramé et Julien (4) · Lavoix et Moses (4) · Paul Caquet (4) · Hippolyte Josse (4)
CPCs: (Click arrow to add another value)
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