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Patents > CPCs : CPC B63H1/26 or CPC B64C2700/6295

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None (380) · Airplane (152) · Design (87) · Frame (86) · stability (66) · construction (46) · aerodynamics (42) · wings (40) · propellers (39) · Propulsion (36) · rudder (31) · whole (30) · wheels (26) · propeller (25) · navigation (25) · Lift (25) · airfoil (22) · control (20)
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None (574) · Patent FR-1916-502839 (3) · Patent FR-1913-461629 (2) · Patent FR-1909-395148 (2) · Patent DE-1912-265515 (2) · Patent FR-1909-403418 (2) · Patent NZ-1909-26981 (2) · Patent FR-1917-502839.21604 (2) · Patent FR-1910-421136 (2) · Patent FR-1909-421311 (2) · Patent US-1911-994106 (2) · Patent FR-1912-441089 (2) · Patent US-1912-1033662 (2) · Patent FR-1910-423792 (2)
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None (367) · None (16) · Armengaud jeune (13) · Marks & Clerk (11) · Weismann et Marx (9) · Boult, Wade & Tennant (8) · J. Germain (6) · G. Petiau (6) · Munn & Co. (5) · L. Chassevent (5) · J. Bonnet-Thirion (5) · Hyde & Heide (5) · Dom. Casalonga (5) · Charles Dony (5) · Brandon frères (5) · Y. Rabilloud et fils (5)
National tech categories:
None (341) · FR 6.4 (166) · USPC 244/45R (48) · USPC 244/13 (32) · FR 6.2 (13) · USPC 244/87 (8) · USPC 244/90R (8) · USPC 244/91 (7) · USPC 244/48 (5) · USPC 244/35R (4) · USPC 244/233 (4) · USPC 244/50 (4) · USPC 244/119 (4) · USPC 244/113 (4) · USPC 244/903 (4) · USPC 244/100R (4)
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