Drilldown: Patents

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Patents > Applicant firm: None & Patent agent: None & Family year: 1913

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None (341) · Patent US-1913-04-21 George Raymond Lawrence (3) · Patent FR-1913-461629 (2) · Patent DE-1913-301564 (2) · Patent FR-1913-452942 (2)
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None (186) · FR 6.4 (34) · HU V/h (22) · AT 77d (8) · DE 77h.5 (7) · BE K (6) · USPC 244/119 (4) · USPC 244/233 (3) · USPC 244/125 (3) · DE 77h (3) · USPC 244/47 (3) · USPC 244/22 (3)
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None (90) · CPC B64C2700/6295 (30) · CPC B64C35/00 (30) · CPC B64C39/00 (26) · CPC B64C17/00 (24) · CPC B64B1/00 (20) · CPC B64F2700/6261 (10) · CPC B64C13/00 (9) · CPC B64C3/00 (9) · CPC B64C23/005 (9) · CPC B64C2700/6219 (8) · CPC B64B1/58 (8) · CPC B64C33/02 (7) · CPC B64C11/006 (6) · CPC B64C3/56 (6) · CPC B64C2700/6218 (6) · CPC B64C33/00 (5)
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