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Patents > CPCs : CPC B64C25/06 or CPC B64C33/02

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None (361) · Seine (10) · Paris (4) · Chicago (3) · Rhône (3) · Morbihan (3) · Missouri (3) · Lorient (3) · Brooklyn (2) · Seine-et-Oise (2) · Berlin (2) · London (2) · Laramie county, WY (2) · Hérault (2) · Montpellier (2) · St. Louis (2) · Wyoming (2) · Cleveland (2)
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Tech fields:
flapping (117) · None (96) · frame (80) · ornithopter (76) · airplane (72) · propulsion (62) · wings (54) · landing (53) · wheels (38) · design (33) · chassis (32) · navigation (31) · propeller (23) · hybrid (23) · stability (22) · takeoff (21) · construction (21) · LTA (19) · rudder (18)
Full specification filed date:
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Supplementary to patent:
None (317) · Patent FR-1912-446040 (4) · Patent BE-1910-12-28-Muehter (3) · Patent FR-1908-407411 (3) · Patent GB-1909-12556 (3) · Patent FR-1909-420004 (2) · Patent DE-1909-244441 (2) · Patent AT-1911-58081 (2) · Patent FR-1911-419438 (2) · Patent DE-1910-09-03 Richard Blum (2) · Patent DE-1907-217533 (2) · Patent IT-1907-87304 (2)
Related to aircraft:
Patent agent:
None (135) · None (20) · Armengaud jeune (14) · Hippolyte Josse (8) · E. Blétry (8) · J. Germain (7) · Marks & Clerk (7) · C. A. Snow & Co. (6) · Munn & Co. (6) · Schwab (6) · Weismann et Marx (5) · Ad. Sturm (4) · Victor J. Evans (4) · Boult, Wade & Tennant (3) · A. de Carsalade (3) · Dupont et Elluin (3) · P. Follin (3) · Chassevent (3) · Rigot et Prévost (3) · C. Blétry (3)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
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