Drilldown: Patents

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Patents > Tech fields: propeller & Citations from after 1930: None & Number of claims: 5-7

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Office:
Inventors:
None (7) · Christian Lorenzen (3) · Thomas Augustus Dring (3) · William John Hastings Beach (2) · Achille Derazey (2) · William Andrew Hutson (2) · André Gambin (2) · Andrew John Fredrikson (2) · Anthony O'Brate (2) · Albert Hugo Friedel (2) · Gustav Mees (2)
Inventor country:
Applicant person:
None (31) · Christian Lorenzen (2) · Thomas Augustus Dring (2) · Gustav Mees (2) · William John Hastings Beach (2) · Albert Hugo Friedel (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (40)
Granted:
Related to aircraft:
Patent agent:
None (34) · Wheatley & Mackenzie (3) · Phillipss (3) · Henry Hughes (2) · Watson E. Coleman (2) · Victor J. Evans (2) · R. S. & A. B. Lacey (2) · None (2) · Coquillat (2)
National tech categories:
None (33) · FR 6.4 (8) · DE 77h.6 (5) · AT 77d (3) · USPC 244/99 (3) · AU 90.3 (3) · USPC 244/51 (3) · USPC 244/22 (2) · USPC 244/13 (2) · USPC 244/139 (2) · AU 90.5 (2) · USPC 244/6 (2)
CPCs:
None (26) · CPC B64C23/005 (9) · CPC B64B1/00 (7) · CPC B64C11/006 (3) · CPC B64C2700/6295 (3) · CPC B64C11/36 (3) · CPC B64C2700/6274 (3) · CPC B64C3/14 (2) · CPC B63H1/04 (2) · CPC B64C33/02 (2) · CPC B64C11/04 (2) · CPC B64C39/00 (2) · CPC B64C39/008 (2) · CPC B64C27/04 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of claims:
Number of diagram pages:

Showing below up to 89 results in range #1 to #89.

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