Drilldown: Patents

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Patents > Tech fields : human-powered or propeller & Number of claims: 5-7

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Office:
Inventors:
None (4) · Thomas Augustus Dring (4) · Christian Lorenzen (3) · Anthony O'Brate (3) · André Gambin (2) · Bruno von Bültzingslöwen (2) · Gustav Mees (2) · Andrew John Fredrikson (2) · Wesley Wait (2) · William John Hastings Beach (2) · William Andrew Hutson (2) · Achille Derazey (2) · Spencer Heath (2)
Inventor country:
Applicant person:
None (31) · Gustav Mees (2) · Christian Lorenzen (2) · William John Hastings Beach (2) · Spencer Heath (2) · Wesley Wait (2) · Thomas Augustus Dring (2) · Bruno von Bültzingslöwen (2) · Anthony O'Brate (2)
Applicant is inventor:
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Full specification filed date:
Application number:
None (58)
Granted:
Related to aircraft:
Patent agent:
None (39) · Munn & Co. (7) · None (7) · Watson E. Coleman (3) · Phillipss (3) · Wheatley & Mackenzie (3) · Marks & Clerk (2) · Dodge & Sons (2) · Victor J. Evans (2) · Henry Hughes (2) · Coquillat (2)
National tech categories:
None (46) · FR 6.4 (7) · USPC 244/64 (6) · AT 77d (4) · USPC 244/13 (4) · AU 90.3 (3) · USPC 244/99 (3) · USPC 244/51 (3) · DE 77h.6 (3) · USPC 244/11 (3)
CPCs:
None (32) · CPC B64B1/00 (10) · CPC B64C23/005 (7) · CPC B64C2700/6295 (6) · CPC B64C11/006 (5) · CPC B64C33/00 (4) · CPC B64C31/04 (4) · CPC B64C11/04 (4) · CPC B64C17/00 (4) · CPC B63H5/10 (3) · CPC B64C11/48 (3) · CPC B64C33/02 (3) · CPC B64C39/08 (3) · CPC B64C27/82 (3) · CPC B64C27/04 (3) · CPC B63H1/04 (3) · CPC B64C39/005 (3)
First filing:
Cites these patents:
Citations from after 1930:
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