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Patents > Office: FR & CPCs : CPC B64C2700/6273 or CPC B64C39/00

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None (259) · Patent FR-1912-441089 (2) · Patent FR-1910-414004 (2) · Patent FR-1908-394418 (2) · Patent FR-1913-461629 (2) · Patent FR-1909-403418 (2) · Patent FR-1908-396470 (2)
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None (144) · None (26) · Armengaud jeune (17) · J. Bonnet-Thirion (11) · Brandon frères (7) · Weismann et Marx (7) · E. Blétry (7) · J. Germain (6) · Y. Rabilloud et fils (6) · Boramé et Julien (5) · Lavoix et Mosès (5) · L. Chassevent (5) · Charles Assi (5) · Charles Dony (5) · Chassevent (5) · G. Petiau (5) · G. de Mestral et F. Harlé (4) · A. Chenault (4) · Ch. Mardelet (4) · Dupont et Elluin (4)
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