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Patents > Office: FR & IPCs : 1 or IPC B64C17/00 or IPC B64C3/56

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Tech fields:
stability (244) · Airplane (213) · automatic stability (125) · design (76) · control (62) · aerodynamics (56) · Wings (47) · None (42) · frame (38) · Equilibrium (37) · subsystem (32) · Construction (25) · rudder (22) · lift (19) · pendulum (19) · steering (16) · sustentation (15) · aeroplane (15) · propellers (14) · cables (14)
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Supplementary to patent:
None (243) · Patent FR-1908-396249 (5) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent FR-1912-442419 (2) · Patent FR-1914-476300 (2) · Patent IT-1910-10-17 Carlo Navaro (2) · Patent FR-1910-423998 (2) · Patent FR-1909-408872 (2) · Patent DE-1910-04-04 August Wendtland (2) · Patent IT-1911-06-13 Guido Castagneris (2) · Patent FR-1912-450608 (2)
Related to aircraft:
Patent agent:
None (75) · Armengaud jeune (28) · None (23) · E. Blètry (15) · Charles Dony (14) · J. Bonnet-Thirion (12) · L. Chassevent (10) · Matray frères et Cie (10) · P. Follin (9) · Lavoix et Mosès (8) · J. Germain (8) · Brandon freres (7) · Schwab (6) · Hippolyte Josse (6) · J. Fayollet (6) · Boramé et Julien (6) · Weismann et Marx (6) · Paul Coulomb (6)
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