Drilldown: Patents

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Patents > Applicant firm: None & National tech categories: None & Citations from after 1930: 4-20

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Office:
Inventors:
James Robertson Porter (2) · Henry E. Krammer (2) · Joseph Vanorio (2) · Charles J. Jones (2)
Inventor country:
Applicant person:
James Robertson Porter (2) · Charles J. Jones (2) · Henry E. Krammer (2) · John William Rapp (2)
Applicant firm: (Click arrow to add another value)
Applicant type:
Applicant is inventor:
Tech fields:
None (16) · Propeller (15) · aerial propeller (6) · Windmill (4) · stability (4) · aerial propellers (2) · pump (2) · marine propulsion (2) · marine (2) · hand tools (2) · propellers (2) · electronics (2) · Kite (2) · instrument (2) · fuselage (2)
Full specification filed date:
Application number:
None (27)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (5) · Munn & Co. (5) · Victor J. Evans (3) · C. A. Snow & Co. (2) · Joseph F. O'Brien (2)
National tech categories: (Click arrow to add another value)
CPCs:
CPC B64C11/48 (5) · CPC B64C11/065 (5) · CPC F05B2260/96 (4) · CPC B64C27/463 (4) · CPC F03D3/00 (4) · CPC B64C11/343 (4) · CPC Y02E10/74 (4) · CPC B64C39/005 (3) · CPC B63H1/12 (3) · CPC F16B2/02 (2) · CPC F16B2200/40 (2) · CPC B64C11/205 (2) · CPC B64C11/20 (2) · CPC B64C3/54 (2) · CPC A63H27/08 (2) · CPC B64C11/04 (2) · CPC B64C11/006 (2) · CPC Y10T403/4677 (2) · CPC B63H5/10 (2)
First filing:
Citations from after 1930:
Number of diagram pages:

Showing below up to 78 results in range #1 to #78.

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