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Patents > CPCs : CPC B64C11/48 or CPC B64C3/385 or CPC B64C3/56

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None (465) · London (3) · Allegheny county, Pennsylvania (3) · Pittsburgh (3) · PA (3) · West Virginia (2) · TX (2) · Seine-et-Oise (2) · Seine (2) · Nord (2) · New York county (2) · New York City (2) · New York (2) · Bexar county (2)
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None (414) · Patent BE-1912-02-07-Gramaticesco (3) · Patent FR-1908-392672 (3) · Patent FR-1912-449167 (3) · Patent US-1912-1077892 (2) · Patent US-1912-1062545 (2) · Patent DE-1912-03-18 Allgemeine Elektricitäts-Gesellschaft‎‎ (2) · Patent DE-1909-244106 (2) · Patent FR-1912-457441 (2) · Patent FR-1908-398707 (2) · Patent CA-1910-131159 (2) · Patent SE-1917-46288 (2) · Patent BE 1911-04-07 Bollekens frères (2) · Patent FR-1909-402649 (2)
Related to aircraft:
Patent agent:
None (211) · Armengaud jeune (12) · None (12) · Munn & Co. (9) · L. Chassevent (6) · Marks & Clerk (6) · J. Bonnet-Thirion (5) · J. S. Withers & Spooner (5) · Charles Dony (5) · Schwab (5) · E. Blétry (5) · C. A. Snow & Co. (4) · Victor J. Evans (4)
National tech categories:
None (249) · FR 6.4 (115) · USPC 244/48 (22) · DE 77h.5 (15) · USPC 244/99.11 (10) · USPC 244/49 (10) · USPC 416/200R (6) · USPC 416/129 (6) · USPC 416/128 (6) · USPC 244/90R (6) · USPC 244/38 (6) · USPC 244/65 (5) · USPC 244/119 (5) · USPC 244/113 (3) · USPC 244/87 (3) · USPC 244/47 (3) · USPC 244/88 (3) · USPC 244/234 (3) · USPC 244/104CS (3)
CPCs: (Click arrow to add another value)
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