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Patents > Office : BE or Other & CPCs : CPC B22D33/00 or CPC B64B1/40 or CPC B64C3/385

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Tech fields:
None (208) · LTA (102) · airplane (84) · stability (62) · frame (50) · balloon (44) · navigation (39) · Design (30) · wings (25) · rudder (20) · control (19) · aerodynamics (17) · construction (16) · airfoil (16) · safety (15) · propeller (14) · car (13) · lift (13) · wheels (13) · Airship (13)
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Supplementary to patent:
None (380) · Patent FR-1912-449167 (3) · Patent FR-1908-392672 (3) · Patent US-1912-1062545 (3) · Patent FR-1912-457441 (2) · Patent GB-1911-2636 (2) · Patent CA-1910-131159 (2) · Patent FR-1902-321808 (2) · Patent US-1911-1003530 (2)
Related to aircraft:
Patent agent:
None (273) · Armengaud jeune (15) · Marks & Clerk (7) · Munn & Co. (7) · None (7) · Schwab (6) · J. Bonnet-Thirion (5) · E. Blétry (4) · Haseltine, Lake & Co. (4) · J. S. Withers & Spooner (4) · Hippolyte Josse (4) · L. Chassevent (3) · Chassevent (3) · Georges Faugé (3) · Charles Dony (3) · Lavoix et Mosès‎ (3)
National tech categories:
None (181) · FR 6.4 (93) · USPC 244/48 (26) · USPC 244/127 (17) · USPC 244/32 (12) · USPC 244/96 (12) · USPC 244/33 (10) · DE 77 (9) · USPC 244/99.11 (9) · USPC 244/31 (8) · FR 6.3 (7) · USPC 244/38 (7) · USPC 244/119 (6) · USPC 244/90R (6) · DE 77h (5) · DE 77h.5 (5) · USPC 244/99 (5)
CPCs: (Click arrow to add another value)
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