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Patents > National tech categories: None & Citations from after 1930: 4-6

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Office:
Inventors:
Charles B. Kirkham (3) · James Robertson Porter (2) · Charles F. Roper (2) · Henry E. Krammer (2) · Charles J. Jones (2) · James M. H. Jacobs (2)
Inventor country:
Applicant person:
Charles B. Kirkham (3) · James Robertson Porter (2) · Henry E. Krammer (2) · Charles F. Roper (2) · Charles J. Jones (2) · James M. H. Jacobs (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (15) · Propeller (15) · Fuselage (4) · Windmill (4) · aerial propeller (3) · construction (3) · rudder (2) · landing (2) · kite (2) · aerial propellers (2) · propellers (2) · stability (2)
Full specification filed date:
Application number:
None (21)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (4) · Munn & Co. (4) · John P. Tarbox (3) · Victor J. Evans (2) · C. A. Snow & Co. (2)
National tech categories: (Click arrow to add another value)
CPCs:
CPC F05B2260/96 (4) · CPC F03D3/00 (4) · CPC B64C27/463 (4) · CPC B64C11/343 (4) · CPC Y02E10/74 (4) · CPC B64C11/04 (3) · CPC B64C13/00 (2) · CPC B64C11/48 (2) · CPC B64C11/306 (2) · CPC B64C11/065 (2) · CPC A63H27/08 (2) · CPC B64C11/006 (2) · CPC B64C39/005 (2) · CPC B63H1/12 (2) · CPC B64B1/00 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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