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Patents > CPCs : CPC A44B13/0011 or CPC B64C2700/6256 or CPC B64C2700/6274

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None (291) · Seine (10) · Nord (4) · California (2) · Paris (2) · Manchester (2) · Indiana (2) · London (2) · Bouches-du-Rhône (2) · Birmingham (2)
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None (146) · airplane (87) · Control (68) · steering (37) · stability (32) · design (28) · propulsion (27) · Helicopter (22) · Propellers (20) · wings (20) · Hybrid (19) · Lift (18) · frame (17) · construction (16) · rudder (16) · aerodynamics (15) · navigation (15) · ascension (15) · sustentation (11) · aileron (9)
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None (281) · Patent US-1909-1008096 (2) · Patent FR-1912-451312 (2) · Patent FR-1909-410140 (2) · Patent FR-1908-407090 (2) · Patent DE-1910-06-18 Carl Hanschke (2) · Patent DE-1909-220044 (2) · Patent GB-1911-04-28 Belton Tattnall Hamilton (2) · Patent AT-1909-40038 (2) · Patent US-1913-1118124 (2)
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None (99) · None (18) · Armengaud jeune (12) · Marks & Clerk (11) · Boult, Wade & Tennant (7) · Brewer & Son (7) · W. P. Thompson & Co. (6) · E. Blétry (6) · J. Germain (5) · G. de Mestral et F. Harlé (5) · Weismann et Marx (5) · J. Bonnet-Thirion (4) · Brierley & Howard (4) · Paul Caquet (4) · L. Chassevent (4)
CPCs: (Click arrow to add another value)
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