Drilldown: Patents

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Patents > CPCs: CPC B64C39/00

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None (460) · Paris (4) · Seine (4) · London (3) · Eure (3) · Var (2) · County of London (2) · St. Louis (2)
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None (365) · Patent US-1910-996592 (3) · Patent DE-1912-265515 (2) · Patent US-1911-994106 (2) · Patent US-1908-927605 (2) · Patent GB-1908-4519 (2) · Patent FR-1916-502839 (2) · Patent FR-1913-461629 (2) · Patent FR-1912-441089 (2) · Patent FR-1911-434281 (2) · Patent FR-1910-414004 (2) · Patent FR-1909-403418 (2) · Patent FR-1909-395148 (2) · Patent FR-1908-396470 (2) · Patent FR-1908-394418 (2) · Patent FR-1910-421136 (2)
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None (220) · None (25) · Armengaud jeune (17) · J. Bonnet-Thirion (9) · Marks & Clerk (8) · Weismann et Marx (7) · E. Blétry (7) · Brandon frères (7) · J. Germain (6) · Y. Rabilloud et fils (6) · G. Petiau (5) · L. Chassevent (5) · Lavoix et Mosès (5) · Boramé et Julien (5) · Chassevent (5) · Charles Dony (5) · Charles Assi (5)
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