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Patents > Tech fields : Frame or helicopter & Number of diagram pages: 5-7

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Office:
Inventors:
Albert Livingstone Blackman (2) · William Everett Sylvester Coyne (2) · Isaac Bell (2) · Frederick W. Baldwin (2) · Glenn Hammond Curtiss (2)
Inventor country:
Applicant person:
None (9) · Albert Livingstone Blackman (2) · Isaac Bell (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (20)
Granted:
Related to aircraft:
Patent agent:
None (23) · Munn & Co. (6) · Victor J. Evans (4) · None (3) · Haseltine, Lake & Co. (2) · John P. Tarbox (2) · Mauro, Cameron, Lewis, and Massie (2) · Poole & Brown (2)
National tech categories:
None (18) · FR 6.4 (4) · USPC 244/17.15 (3) · USPC 244/46 (3) · USPC 244/93 (3) · USPC 244/221 (2) · USPC 244/104R (2) · USPC 244/50 (2) · USPC 244/51 (2) · USPC 244/64 (2) · USPC 244/80 (2) · CA 244/24 (2) · USPC 244/9 (2)
CPCs:
None (13) · CPC B64C17/00 (8) · CPC B64B1/00 (6) · CPC B64C2700/6295 (6) · CPC B64C33/02 (6) · CPC B64C23/005 (5) · CPC B64C39/005 (3) · CPC B64C39/026 (3) · CPC B64C29/0033 (2) · CPC B64C35/00 (2) · CPC B64C39/00 (2) · CPC B64C3/18 (2) · CPC B64C3/00 (2) · CPC B64C13/00 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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