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Patents > Tech fields : Safety or navigation & Number of diagram pages: 3

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Office:
Inventors:
Albert Hugo Friedel (5) · John Washington Wilson (3) · Alfred-Eugène Pichou (3) · Anthony O'Brate (2) · Eugene F. Falconnet (2) · Oliver K. Chance (2) · Leonardo Torres Quevedo (2) · George Raymond Lawrence (2)
Inventor country:
Inventor location:
None (108) · Pennsylvania (3) · Hennepin county (2) · Minnesota (2) · Minneapolis, Minnesota (2)
Applicant person:
None (17) · Albert Hugo Friedel (5) · John Washington Wilson (3) · Alfred-Eugène Pichou (3) · Oliver K. Chance (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (38)
Granted:
Related to aircraft:
Patent agent:
None (27) · Munn & Co. (7) · C. A. Snow & Co. (6) · None (5) · R. S. & A. B. Lacey (5) · Victor J. Evans (4) · J. Germain (2) · H. S. Hill (2) · H. B. Willson & Co. (2) · Chassevent (2) · Haseltine, Lake & Co. (2) · Watson E. Coleman (2)
National tech categories:
None (22) · FR 6.4 (14) · USPC 244/90R (8) · FR 6.3 (7) · USPC 244/6 (5) · USPC 244/30 (4) · USPC 244/25 (4) · USPC 244/66 (4) · USPC 244/80 (4) · GB 4 without buoyant (3) · USPC 244/20 (3) · USPC 244/48 (3) · USPC 244/144 (3) · USPC 244/65 (3) · USPC 244/113 (3) · GB 4 propel & steer (3)
CPCs:
None (19) · CPC B64B1/00 (19) · CPC B64C23/005 (14) · CPC B64C39/005 (9) · CPC B64C3/385 (8) · CPC B64C13/00 (7) · CPC B64C33/02 (7) · CPC B64B1/58 (3) · CPC B64C17/00 (3) · CPC B64C3/40 (2) · CPC B64C33/00 (2) · CPC B64C27/82 (2) · CPC B64C39/08 (2) · CPC B64C9/38 (2) · CPC B64C27/006 (2) · CPC B64C3/52 (2) · CPC B64B1/40 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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