Drilldown: Patents

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Patents > Inventor country: US & Filing date: 1910 - 1919 & Number of claims: 6

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Office:
Inventors:
Paul G. Zimmermann (2) · Frank Lee Slack (2) · James Warren Headly (2) · Josef Schroeder (2) · Spencer MacDougal Brown (2)
Inventor country: (Click arrow to add another value)
Applicant person:
None (6) · Josef Schröder‎‎ (2) · Spencer MacDougal Brown (2) · Paul G. Zimmermann (2)
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Full specification filed date:
Application number:
None (15)
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Related to aircraft:
Patent agent:
None (21) · Victor J. Evans (8) · Marks & Clerk (6) · John P. Tarbox (4) · Munn & Co. (3) · J. S. Withers & Spooner (2) · Allen S. Davis(?) (2) · Lewis William Goold (2)
National tech categories:
None (49) · USPC 244/80 (7) · FR 6.4 (5) · USPC 244/45R (3) · USPC 244/88 (3) · USPC 244/119 (3) · USPC 244/46 (2) · USPC 244/92 (2) · USPC 244/93 (2)
CPCs:
CPC B64C17/00 (15) · CPC B64C13/00 (10) · CPC B64C2700/6295 (7) · CPC B64B1/00 (6) · CPC B64C39/005 (5) · CPC B64C39/08 (5) · CPC B64C3/00 (5) · CPC B64C3/385 (4) · CPC B64C2700/6233 (4) · CPC B64C23/005 (4) · None (4) · CPC B64C33/02 (3) · CPC B64C33/00 (3)
First filing:
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Citations from after 1930:
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