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Patents > CPCs : CPC B64B1/40 or CPC B64C3/385 or CPC F41G3/24

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Tech fields:
None (196) · LTA (105) · airplane (92) · stability (64) · frame (53) · balloon (45) · navigation (40) · design (32) · control (28) · Wings (25) · rudder (20) · airfoil (19) · aerodynamics (17) · construction (17) · military (16) · airship (15) · safety (15) · Lift (15) · propulsion (14) · propeller (14)
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None (380) · Patent FR-1912-449167 (3) · Patent BE-1912-02-07-Gramaticesco (3) · Patent FR-1908-392672 (3) · Patent US-1912-1062545 (3) · Patent CA-1910-131159 (2) · Patent FR-1912-457441 (2) · Patent FR-1908-398707 (2) · Patent FR-1902-321808 (2) · Patent DE-1909-244106 (2) · Patent US-1911-1003530 (2) · Patent GB-1911-2636 (2) · Patent US-1912-1077892 (2) · Patent BE-1912-04-05 (2)
Related to aircraft:
Patent agent:
None (231) · Armengaud jeune (17) · Munn & Co. (9) · None (9) · Marks & Clerk (7) · Schwab (6) · J. S. Withers & Spooner (5) · E. Blétry (5) · J. Bonnet-Thirion (5) · L. Chassevent (4) · Victor J. Evans (4) · Haseltine, Lake & Co. (4) · Hippolyte Josse (4) · Lavoix et Mosès (3) · Georges Faugé (3) · Charles Dony (3) · Stephen Watkins, Son & Groves (3) · Chassevent (3)
National tech categories:
None (166) · FR 6.4 (119) · USPC 244/48 (26) · USPC 244/127 (17) · USPC 244/32 (13) · USPC 244/96 (12) · USPC 244/33 (10) · DE 77h.5 (10) · USPC 244/99.11 (9) · DE 77 (9) · USPC 244/31 (8) · USPC 244/38 (7) · FR 6.3 (7) · USPC 244/119 (6) · USPC 244/90R (6) · DE 77h (6) · USPC 244/99 (5)
CPCs: (Click arrow to add another value)
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