Drilldown: Patents

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Patents > Applicant firm: None & Family year: 1912 & Number of diagram pages: None

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None (189) · FR 6.4 (30) · BE K (27) · USPC 244/139 (7) · USPC 244/147 (6) · IT 8 (4) · USPC 244/90R (4) · HU V/h (4) · USPC 244/73R (3) · USPC 244/233 (3) · USPC 244/149 (3) · USPC 244/234 (3)
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None (101) · CPC B64C2700/6295 (29) · CPC B64C39/00 (17) · CPC B64C13/00 (15) · CPC B64C17/00 (12) · CPC B64C35/00 (10) · CPC B64B1/00 (9) · CPC B64C3/14 (6) · CPC B64C23/005 (6) · CPC B64C39/008 (6) · CPC B64C39/005 (5) · CPC B64C11/006 (5) · CPC B64B1/58 (5)
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