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Patents > IPCs : IPC B64C3/54 or IPC B64C33/00 or IPC B64C33/02

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flapping (96) · airplane (70) · wings (68) · propulsion (57) · ornithopter (53) · design (49) · None (44) · frame (44) · navigation (34) · stability (33) · Lift (26) · control (25) · construction (21) · hybrid (20) · Aerodynamics (19) · sustentation (18) · LTA (18) · rudder (17) · HTA (17) · subsystem (15)
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Supplementary to patent:
None (222) · Patent FR-1912-446040 (5) · Patent AT-1912-75092 (4) · Patent FR-1908-392672 (4) · Patent BE-1910-12-28-Muehter (3) · Patent US-1909-940701 (2) · Patent GB-1913-4191 (2) · Patent FR-1911-429078 (2) · Patent FR-1909-420004 (2) · Patent DE-1910-09-03 Richard Blum (2) · Patent US-1912-1031461 (2) · Patent AU-1909-1372009 (2) · Patent AT-1910-49705 (2)
Related to aircraft:
Patent agent:
None (100) · None (21) · Armengaud jeune (20) · Weismann et Marx (6) · E. Bletry (5) · Schwab (4) · Chassevent (4) · Rigot et Prévost (4) · C. Blétry (4) · Edwards & Co. (3) · Noël et Pellegrini (3) · Hippolyte Josse (3) · G. de Mestral et F. Harle (3) · Brandon frères (3) · Marks & Clerk (3) · Ad. Sturm (3) · Haseltine, Lake & Co. (3) · W. P. Thompson & Co. (3) · A. de Carsalade (3)
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