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Patents > Related to aircraft : Jan 15, 1908 or Yes & IPCs : IPC B64C17/00 or IPC B64C33/02

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Airplane (204) · stability (203) · automatic stability (124) · design (87) · wings (65) · Control (61) · aerodynamics (58) · Frame (52) · Equilibrium (41) · flapping (37) · Subsystem (32) · construction (31) · propulsion (29) · navigation (26) · lift (25) · Propellers (23) · Rudder (23) · LTA (22) · pendulum (20) · Sustentation (16)
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None (190) · Patent NO-1915-12-15 Carl Alfred Johansson (3) · Patent FR-1912-442419 (3) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent IT-1910-10-17 Carlo Navaro (3) · Patent GB-1909-8531 (3)
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None (103) · Armengaud jeune (22) · Marks & Clerk (9) · J. Germain (7) · Charles Dony (7) · E. Blétry (6) · J. Bonnet-Thirion (6) · J. Fayollet (6) · Abel & Imray‎ (6) · Boramé et Julien (5) · Herbert Haddan & Co. (5) · Lavoix et Mosès (5) · C. Blétry (5) · P. Follin (5) · None (4) · Hippolyte Josse (4) · Dom. Casalonga (4) · Schwab (4)
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