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Patents > CPCs : CPC B60S1/0491 or CPC B64C17/00 or CPC B64C39/005

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None (785) · Seine (12) · Loire (7) · Paris (7) · Meurthe-et-Moselle (4) · Michigan (4) · Nièvre (4) · Nancy (3) · La Ricamarie (3) · New York (3) · New York City (3) · Nord (3) · Ohio (3) · Orne (3) · San Antonio (3) · England (3) · California (3) · Baltimore (3) · Bexar county (3) · TX (3)
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None (664) · Patent FR-1908-396249 (5) · Patent US-1908-1077750 (4) · Patent US-1908-935766 (3) · Patent GB-1909-8531‎ (3) · Patent IT-1910-10-17 Carlo Navaro (3) · Patent FR-1910-415470 (3) · Patent NO-1915-12-15 Carl Alfred Johansson (3) · Patent US-1908-1081147 (3) · Patent US-1908-989022 (3) · Patent FR-1909-399456 (3) · Patent DE-1911-11-16 Otto Albin Budig (3)
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FR 6.4 (376) · None (301) · USPC 244/80 (54) · DE 77h.5 (19) · USPC 244/93 (17) · USPC 244/70 (16) · USPC 244/9 (13) · USPC 244/177 (12) · USPC 244/20 (12) · FR 6.3 (9) · USPC 244/90R (7) · USPC 244/92 (6) · USPC 244/39 (4) · USPC 244/139 (3) · USPC 244/87 (3) · USPC 244/19 (3)
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