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Patents > Office : BE or Other & CPCs : CPC B22D33/00 or CPC B64C2700/6256 or CPC B64C2700/6295

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Tech fields:
None (477) · airplane (205) · frame (98) · design (97) · stability (93) · control (77) · wings (54) · construction (54) · Aerodynamics (50) · rudder (50) · steering (43) · navigation (38) · lift (33) · whole (31) · propulsion (30) · Propellers (29) · wheels (29) · airfoil (24) · fuselage (23) · aeroplane (23)
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Supplementary to patent:
None (753) · Patent FR-1916-502839 (3) · Patent FR-1909-395148 (2) · Patent FR-1909-403418 (2) · Patent FR-1909-421311 (2) · Patent FR-1910-421136 (2) · Patent FR-1912-441089 (2) · Patent FR-1912-451312 (2) · Patent FR-1913-461629 (2) · Patent FR-1917-502839.21604 (2) · Patent DE-1912-265515 (2) · Patent GB-1911-04-28 Belton Tattnall Hamilton (2) · Patent GB-1913-3848 (2) · Patent IT-1908-98601 (2) · Patent NZ-1909-26981 (2) · Patent US-1909-1008096 (2) · Patent US-1911-994106 (2) · Patent US-1913-1118124 (2) · Patent FR-1908-396470 (2) · Patent FR-1911-434281 (2)
Related to aircraft:
Patent agent:
None (490) · Marks & Clerk (19) · Armengaud jeune (18) · None (16) · Weismann et Marx (14) · Brewer & Son (10) · L. Chassevent (7) · J. Germain (7) · J. Bonnet-Thirion (6) · Boult, Wade & Tennant (6) · Haseltine, Lake & Co. (6) · G. Petiau (6) · Dupont et Elluin (6) · Charles Dony (6) · Brandon freres (6) · E. Bletry (5) · Hyde & Heide (5) · Y. Rabilloud et fils (5) · Abel & Imray (5)
National tech categories:
None (475) · FR 6.4 (228) · USPC 244/45R (49) · USPC 244/13 (32) · USPC 244/90R (10) · USPC 244/87 (9) · USPC 244/91 (8) · DE 77h.5 (6) · USPC 244/35R (5) · USPC 244/48 (5) · USPC 244/119 (5) · USPC 244/113 (5) · USPC 244/233 (5) · USPC 244/100R (4) · USPC 244/231 (4) · USPC 244/903 (4) · FR 6.3 (4)
CPCs: (Click arrow to add another value)
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