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Patents > CPCs : CPC B64C25/54 or CPC B64C39/00 & First filing: Yes

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None (229) · Seine (4) · Paris (4) · London (3) · Var (2) · County of London (2)
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None (107) · airplane (80) · design (42) · frame (28) · wings (26) · stability (22) · propulsion (20) · construction (19) · aerodynamics (17) · Propellers (14) · landing (13) · Whole (13) · chassis (13) · Lift (12) · Control (11) · fuselage (10) · monoplane (10) · biplane (9) · navigation (8)
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None (12)
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None (99) · None (16) · Armengaud jeune (11) · Marks & Clerk (6) · Weismann et Marx (5) · Lavoix et Mosès (4) · L. Chassevent (4) · Chassevent (4) · Charles Dony (3) · Brewer & Son (3) · Dom. Casalonga (3) · J. Germain (3) · J. Bonnet-Thirion (3) · Haseltine, Lake & Co. (3) · C. Blétry (3) · Brandon frères (3)
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