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Patents > National tech categories : USPC 244/155R or None & Citations from after 1930: 4-2000

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Office:
Inventors:
Charles B. Kirkham (4) · James Robertson Porter (2) · Charles J. Jones (2) · Francis J. Plym (2) · Charles F. Roper (2) · Henry E. Krammer (2) · Joseph Vanorio (2) · James M. H. Jacobs (2)
Inventor country:
Applicant person:
Charles B. Kirkham (4) · None (2) · John William Rapp (2) · James Robertson Porter (2) · Henry E. Krammer (2) · Francis J. Plym (2) · Charles J. Jones (2) · Charles F. Roper (2) · James M. H. Jacobs (2)
Applicant is inventor:
Tech fields:
Propeller (20) · None (19) · aerial propeller (6) · construction (5) · stability (5) · Windmill (5) · Fuselage (5) · kite (4) · marine (3)
Full specification filed date:
Application number:
None (34)
Granted:
Related to aircraft:
Patent agent:
None (7) · Munn & Co. (6) · John P. Tarbox (4) · C. A. Snow & Co. (2) · Victor J. Evans (2) · Joseph F. O'Brien (2) · None (2)
National tech categories: (Click arrow to add another value)
CPCs:
CPC B64C11/065 (5) · CPC B64C11/04 (5) · CPC B64C11/48 (5) · CPC Y02E10/74 (5) · CPC F05B2260/96 (4) · CPC B64C27/463 (4) · CPC B64C11/343 (4) · CPC F03D3/00 (4) · None (3) · CPC A63H27/08 (3) · CPC B63H1/12 (3) · CPC B64C39/005 (3)
First filing:
Citations from after 1930:
Number of diagram pages:

Showing below up to 103 results in range #1 to #103.

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