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Patents > Tech fields : LTA or propeller shaft & IPCs: IPC B64B1/00

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None (251) · Patent ES-1906-38692‎ (3) · Patent IT-1913- (2) · Patent FR-1913-472867 (2) · Patent FR-1907-382794 (2) · Patent FR-1913-467415 (2)
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None (130) · Boramé et Julien (9) · Munn & Co. (8) · None (8) · Chassevent (7) · Armengaud jeune (7) · Lavoix et Mosès (6) · Hippolyte Josse (6) · G. Petiau (5) · Brandon frères (5) · de Bongé (5) · Haseltine, Lake & Co. (5) · Ed. Wolf (4) · Boult, Wade & Tennant (4) · Marks & Clerk (3) · G. de Mestral et F. Harlé (3) · J. Bonnet-Thirion (3) · C. Blétry (3) · Dom. Casalonga (3) · Ad. Sturm (3)
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FR 6.4 (135) · FR 6.3 (41) · None (37) · USPC 244/30 (34) · USPC 244/26 (14) · USPC 244/25 (9) · DE 77h.2 (8) · USPC 244/96 (7) · USPC 244/127 (6) · USPC 244/97 (6) · USPC 244/29 (5) · DE 77 (5) · USPC 244/67 (5) · USPC 244/128 (4) · USPC 244/125 (4) · USPC 244/32 (4) · DE 77h (3) · USPC 244/94 (3) · USPC 244/99 (3)
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