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Patents > CPCs : CPC B64C3/385 or CPC B64C3/42 or CPC B64C33/02

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Inventor location:
None (579) · Seine (13) · London (7) · Rhône (4) · Paris (4) · New York county (4) · New York City (4) · Chicago (3) · St. Louis (3) · Seine-et-Oise (3) · Morbihan (3) · Missouri (3) · Lorient (3) · Manche (3)
Applicant is inventor:
Tech fields:
None (232) · airplane (145) · flapping (120) · frame (96) · wings (83) · ornithopter (79) · propulsion (74) · stability (62) · Navigation (53) · Design (50) · control (39) · propeller (33) · rudder (31) · airfoil (28) · lift (27) · hybrid (26) · Construction (25) · Aerodynamics (23) · wheels (23) · LTA (22)
Full specification filed date:
Application number:
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Supplementary to patent:
None (521) · Patent FR-1912-446040 (4) · Patent FR-1908-407411 (3) · Patent BE-1912-02-07-Gramaticesco (3) · Patent BE-1910-12-28-Muehter (3) · Patent FR-1908-392672 (3) · Patent GB-1909-12556 (3)
Related to aircraft:
National tech categories:
FR 6.4 (215) · None (208) · USPC 244/22 (69) · USPC 244/48 (25) · DE 77h.10 (22) · USPC 244/72 (19) · DE 77h.5 (13) · DE 77 (13) · USPC 244/99.11 (9) · FR 6.3 (9) · USPC 244/38 (7) · USPC 244/90R (6) · USPC 244/47 (6) · DE 77h (5) · USPC 244/119 (5) · USPC 244/64 (4)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
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