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Patents > IPCs: IPC B64C17/00 & Number of text pages: 2-3

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stability (210) · airplane (152) · automatic stability (93) · design (54) · Control (40) · aerodynamics (37) · None (35) · equilibrium (29) · Wings (29) · frame (28) · construction (23) · subsystem (21) · Rudder (17) · aeroplane (14) · pendulum (14) · balance (12) · wing warping (11) · aileron (11) · cables (10) · steering (10)
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None (170) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent FR-1910-415470 (3) · Patent NO-1915-12-15 Carl Alfred Johansson (3) · Patent FR-1912-442419 (3)
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None (50) · Armengaud jeune (21) · None (14) · E. Blétry (11) · J. Bonnet-Thirion (8) · Charles Dony (8) · P. Follin (6) · Lavoix et Mosès (6) · Haseltine, Lake & Co. (6) · Herbert Haddan & Co. (6) · Weismann et Marx (5) · J. Fayollet (5) · Abel & Imray (5) · J. Germain (5) · Hippolyte Josse (4) · H. Bœttcher fils (4)
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