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Patents > CPCs : CPC B64C11/006 or CPC B64C17/00 & Number of figures: 4-7

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stability (150) · airplane (115) · automatic stability (65) · None (52) · design (40) · control (36) · propulsion (28) · wings (27) · Frame (26) · aerodynamics (23) · Subsystem (23) · equilibrium (20) · construction (17) · Propeller (16) · rudder (14) · propellers (13) · pendulum (12) · Lift (12) · marine (12) · LTA (11)
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None (215) · 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 (60) · None (15) · Armengaud jeune (13) · Victor J. Evans (12) · Charles Dony (7) · Marks & Clerk (7) · Rigot et Prévost (5) · Lloyd Wise & Co. (5) · J. Bonnet-Thirion (5) · Société A. Frey et de Carsalade (4) · L. Chassevent (4) · Brandon frères (4) · J. Germain (4) · Hippolyte Josse (4) · E. Blétry (4)
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