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Patents > IPCs : IPC B64C17/00 or IPC B64C33/02 & Number of text pages: 3-4

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None (247) · Seine (6) · Loire (6) · Nord (2) · Montpellier (2) · La Ricamarie (2) · Morbihan (2) · Rhône (2) · Hérault (2) · Paris (2)
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Stability (154) · airplane (121) · automatic stability (64) · design (44) · None (40) · control (37) · Frame (27) · wings (27) · Aerodynamics (23) · equilibrium (19) · subsystem (18) · flapping (17) · ornithopter (17) · rudder (15) · construction (14) · Propulsion (13) · navigation (12) · steering (11) · hybrid (10)
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None (186) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent US-1908-989022 (2) · Patent DE-1910-243485 (2) · Patent IT-1910-10-17 Carlo Navaro (2) · Patent BE-1912-03-16-Toussaint-Lepere (2) · Patent FR-1914-476300 (2) · Patent FR-1910-414892 (2) · Patent FR-1912-450608 (2) · Patent US-1911-1030764 (2) · Patent FR-1912-442419 (2)
Related to aircraft:
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None (38) · None (18) · Armengaud jeune (17) · E. Blétry (10) · Marks & Clerk (8) · Lavoix et Mosès (7) · J. Bonnet-Thirion (6) · J. Germain (6) · Herbert Haddan & Co. (6) · L. Chassevent (6) · Dom. Casalonga (5) · Boult, Wade & Tennant (5) · Weismann et Marx (5) · Société A. Frey et de Carsalade (4) · Wheatley & Mackenzie (4) · P. Follin (4) · Rigot et Prévost (4)
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