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Patents > National tech categories : FR 6.4 or USPC 244/52 & CPCs: CPC B64C17/00

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Tech fields:
stability (260) · Airplane (213) · automatic stability (137) · design (69) · control (62) · aerodynamics (59) · wings (41) · equilibrium (39) · subsystem (34) · None (34) · frame (28) · construction (22) · rudder (22) · Lift (20) · Pendulum (19) · aileron (15) · sustentation (14) · Steering (14) · cables (12)
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Supplementary to patent:
None (231) · Patent FR-1908-396249 (4) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent FR-1912-450608 (2) · Patent FR-1910-421257 (2) · Patent IT-1911-06-13 Guido Castagneris (2) · Patent FR-1912-442419 (2) · Patent FR-1909-408872 (2) · Patent DE-1910-04-04 August Wendtland (2) · Patent FR-1910-423998 (2) · Patent IT-1910-10-17 Carlo Navaro (2)
Related to aircraft:
Patent agent:
None (64) · None (29) · Armengaud jeune (27) · E. Blétry (16) · Charles Dony (11) · Matray frères et Cie (9) · J. Bonnet-Thirion (9) · J. Germain (8) · P. Follin (8) · Lavoix et Mosès (8) · Hippolyte Josse (7) · L. Chassevent (7) · Paul Coulomb (6) · Schwab (6) · Boramé et Julien (6) · J. Fayollet (6)
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CPCs: (Click arrow to add another value)
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