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Patents > CPCs : CPC B64B1/00 or CPC B64B1/40 & Citations from after 1930: None

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None (556) · PA (3) · Allegheny county, Pennsylvania (3) · New York (3) · New York county (3) · Pittsburgh (3) · California (2) · Cincinnati (2) · Los Angeles (2) · New York city (2) · Berlin (2) · New York state (2) · Hamilton county, Ohio (2)
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Supplementary to patent:
None (471) · Patent FR-1913-472867 (3) · Patent ES-1906-38692 (3) · Patent DE-1911-258741 (2) · Patent GB-1911-2636 (2) · Patent GB-1913-11207 (2) · Patent GB-1913-16499 (2) · Patent FR-1902-317598 (2) · Patent IT-1913- (2) · Patent FR-1902-321808 (2) · Patent FR-1914-472867.19895 (2) · Patent FR-1907-382794 (2) · Patent US-1914-1108113 (2) · Patent US-1911-1003530 (2) · Patent BE-1912-07-11 Maiche et Legras (2)
Related to aircraft:
Patent agent:
None (332) · Armengaud jeune (17) · Munn & Co. (15) · Boramé et Julien (10) · None (10) · Chassevent (9) · Hippolyte Josse (9) · Marks & Clerk (9) · Haseltine, Lake & Co. (9) · Brandon frères (8) · C. Blétry (6) · G. Petiau (5) · Boult, Wade & Tennant (5) · Ed. Wolf (4)
National tech categories:
FR 6.4 (169) · None (150) · FR 6.3 (49) · USPC 244/30 (37) · DE 77 (27) · USPC 244/127 (18) · USPC 244/28 (18) · USPC 244/26 (14) · USPC 244/25 (13) · DE 77h.2 (11) · USPC 244/96 (10) · USPC 244/33 (9) · USPC 244/125 (9) · USPC 244/32 (8) · DE 77h (8) · USPC 244/99 (7) · USPC 24/713.8 (6) · USPC 244/29 (6) · USPC 244/97 (4)
CPCs: (Click arrow to add another value)
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