Drilldown: Patents

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Patents > Inventor location: None & CPCs : CPC B64C2700/6256 or CPC B64C3/385

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None (326) · Patent BE-1912-02-07-Gramaticesco (3) · Patent FR-1912-449167 (3) · Patent US-1909-1008096 (2) · Patent FR-1908-398707 (2) · Patent GB-1913-3848 (2) · Patent DE-1909-244106 (2) · Patent SE-1917-46288 (2) · Patent FR-1912-457441 (2) · Patent CA-1910-131159 (2) · Patent FR-1912-451312 (2) · Patent US-1912-1062545 (2) · Patent US-1912-1077892 (2) · Patent US-1913-1118124 (2) · Patent FR-1908-392672 (2)
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None (152) · Armengaud jeune (12) · None (9) · Brewer & Son (8) · Marks & Clerk (6) · E. Blétry (6) · L. Chassevent (5) · J. S. Withers & Spooner (5) · Haseltine, Lake & Co. (5) · Weismann et Marx (4) · Schwab (4) · Munn & Co. (4) · Brierley & Howard (4) · Boult, Wade & Tennant (4)
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None (197) · FR 6.4 (118) · USPC 244/48 (21) · DE 77h.5 (11) · USPC 244/99.11 (8) · USPC 244/90R (7) · USPC 244/38 (6) · USPC 244/119 (5) · USPC 244/88 (4) · USPC 244/234 (3) · USPC 244/113 (3) · USPC 244/231 (3)
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