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Patents > CPCs : CPC B64C11/48 or CPC B64C17/00 & Number of figures: 4-7

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stability (150) · Airplane (111) · automatic stability (65) · None (49) · design (38) · control (36) · frame (25) · wings (23) · equilibrium (20) · Aerodynamics (19) · subsystem (17) · Construction (16) · propeller (15) · rudder (14) · pendulum (12) · Lift (11) · navigation (8) · propellers (7) · wheels (7) · balance (7)
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None (193) · Patent FR-1910-415470 (3) · Patent BE-1912-08-13-Panian (2) · Patent US-1911-1030764 (2) · Patent US-1910-999125 (2) · Patent US-1908-989022 (2) · Patent NO-1915-12-15 Carl Alfred Johansson (2) · Patent FR-1914-475066 (2) · Patent FR-1912-442419 (2) · Patent FR-1909-401348 (2) · Patent FR-1909-399456 (2) · Patent US-1917-1257212 (2)
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None (51) · None (14) · Victor J. Evans (12) · Armengaud jeune (11) · Charles Dony (7) · Marks & Clerk (5) · Hippolyte Josse (5) · Société A. Frey et de Carsalade (4) · Rigot et Prévost (4) · L. Chassevent (4) · J. Germain (4) · C. Blétry (3) · Munn & Co. (3) · G. Petiau (3) · J. Bonnet-Thirion (3) · Abel & Imray (3) · Brandon frères (3)
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