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Patents > CPCs : CPC B64C2700/6212 or CPC B64C3/56 or CPC B64C39/005

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None (337) · Nord (5) · Seine (3) · Meurthe-et-Moselle (2) · Allegheny county, Pennsylvania (2) · Loire (2) · Nièvre (2) · PA (2) · Pittsburgh (2) · England (2) · Michigan (2)
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None (292) · Patent FR-1908-396249 (5) · Patent CA-1909-126457 (2) · Patent FR-1902-326476 (2) · Patent DE-1912-03-18 Allgemeine Elektricitäts-Gesellschaft‎‎ (2) · Patent US-1908-989022 (2) · Patent FR-1909-402649 (2) · Patent FR-1914-476300‎‎ (2) · Patent US-1914-1169695 (2) · Patent US-1915-1149680 (2) · Patent US-1916-1208684 (2) · Patent BE 1911-04-07 Bollekens frères (2)
Related to aircraft:
Patent agent:
None (123) · None (11) · Munn & Co. (8) · Armengaud jeune (8) · E. Blétry (8) · Matray frères et Cie (7) · Marks & Clerk (7) · J. Germain (6) · L. Chassevent (5) · Charles Dony (4) · P. Follin (4) · Hippolyte Josse (4) · 0 (4) · Herbert Haddan & Co. (4) · Boramé et Julien (4) · C. A. Snow & Co. (3) · Dupont et Elluin (3) · W. P. Thompson & Co. (3) · G. de Mestral et F. Harlé (3) · Boult, Wade & Tennant (3)
National tech categories:
None (150) · FR 6.4 (122) · USPC 244/70 (16) · USPC 244/9 (13) · USPC 244/20 (12) · USPC 244/49 (8) · DE 77h.5 (8) · FR 6.3 (7) · USPC 244/39 (4) · USPC 244/19 (3) · USPC 244/87 (2) · USPC 244/48 (2) · USPC 244/218 (2) · USPC 244/72 (2) · USPC 244/119 (2) · FR 6.2 (2) · USPC 416/112 (2) · FR 10.4 (2) · USPC 244/64 (2)
CPCs: (Click arrow to add another value)
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