Drilldown: Patents

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Patents > Office: US & Filing date: 1911 & Patent agent: None

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Inventors:
John P. Tarbox (5) · Willard Irving Twombly (2) · Francis Erwin BORKENHAGEN (2) · Charles G WIELAND (2) · René Tampier (2) · Romeo Wankmüller (2)
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None (16) · WIELAND Charles G (2) · René Tampier (2) · BORKENHAGEN FRANCIS E (2)
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None (15)
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National tech categories:
None (26) · USPC 244/90R (8) · USPC 244/48 (5) · USPC 244/76R (5) · USPC 244/80 (5) · USPC 244/100R (4) · USPC 244/22 (4) · USPC 244/87 (4) · USPC 244/139 (4) · USPC 244/232 (4) · USPC 244/50 (3) · USPC 244/65 (3) · USPC 244/234 (3) · USPC 244/91 (3) · USPC 244/66 (3) · USPC 244/119 (3)
CPCs:
CPC B64C13/00 (19) · CPC B64C2700/6295 (16) · CPC B64C13/24 (9) · CPC B64C3/14 (8) · CPC B64C3/385 (8) · None (6) · CPC B64C23/005 (6) · CPC B64C33/02 (5) · CPC B64C29/0033 (5) · CPC B64B1/40 (4) · CPC B64C11/006 (3) · CPC Y10S244/904 (3) · CPC B64C3/48 (3) · CPC B64C27/12 (3) · CPC B64C25/50 (3) · CPC B64C11/343 (3) · CPC B64C29/0025 (3)
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