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Patents > CPCs : CPC B64C2700/6256 or CPC B64C2700/6295 or CPC E04B1/3441

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None (717) · Seine (7) · Paris (3) · London (3) · Loir-et-Cher (3) · Eure (3) · County of London (2) · Vaucluse (2) · St. Louis (2) · Seine-et-Oise (2) · Pennsylvania (2) · New York state (2) · Manchester (2)
Applicant is inventor:
Tech fields:
None (388) · airplane (193) · frame (85) · design (84) · stability (83) · control (75) · wings (51) · construction (50) · rudder (45) · aerodynamics (42) · steering (40) · navigation (33) · Lift (30) · whole (29) · propulsion (26) · Propellers (25) · wheels (24) · propeller (19) · airfoil (18)
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Supplementary to patent:
None (644) · Patent FR-1916-502839 (3) · Patent US-1909-1008096 (2) · Patent FR-1912-451312 (2) · Patent FR-1913-461629 (2) · Patent FR-1910-421136 (2) · Patent FR-1909-421311 (2) · Patent FR-1917-502839.21604 (2) · Patent GB-1911-04-28 Belton Tattnall Hamilton (2) · Patent NZ-1909-26981 (2) · Patent DE-1912-265515 (2) · Patent FR-1912-441089 (2) · Patent US-1913-1118124 (2) · Patent US-1911-994106 (2)
Related to aircraft:
Patent agent:
None (366) · None (20) · Marks & Clerk (19) · Armengaud jeune (17) · Weismann et Marx (12) · Boult, Wade & Tennant (12) · Brewer & Son (9) · J. Germain (7) · G. Petiau (7) · L. Chassevent (6) · J. Bonnet-Thirion (6) · Brandon frères (6) · W. P. Thompson & Co. (5) · Victor J. Evans (5) · Munn & Co. (5) · Haseltine, Lake & Co. (5) · Y. Rabilloud et fils (5)
National tech categories:
None (406) · FR 6.4 (204) · USPC 244/45R (44) · USPC 244/13 (28) · USPC 244/87 (9) · USPC 244/91 (8) · USPC 244/90R (8) · DE 77h.5 (6) · USPC 244/113 (5) · USPC 244/119 (4) · USPC 244/48 (4) · FR 6.3 (4) · USPC 244/233 (4) · USPC 244/100R (4)
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