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Patents > Grant date: 1913 & IPCs: None & Number of figures: 8-50000000

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Year filed:
Year granted:
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Office:
Inventors:
Jan Jaakson‎ (4) · Edmund Sparmann (3) · Axel R. Nordstrom (2) · Hermann Hassenbach (2) · Melvin Vaniman (2) · De Bert Hartley (2)
Inventor country:
Applicant person:
Jan Jaakson (4) · None (3) · Edmund Sparmann (3) · Axel R. Nordstrom (2) · Melvin Vaniman (2) · Martin Bowman (2) · De Bert Hartley (2) · Carin E. Norwall (2) · Hermann Hassenbach (2)
Applicant is inventor:
Tech fields:
airplane (29) · stability (22) · wings (17) · frame (17) · None (11) · propulsion (9) · control (9) · rudder (8) · marine (8) · design (8) · Construction (7) · automatic stability (7) · whole (6) · propeller (6) · aerodynamics (6) · flapping (5) · biplane (5) · helicopter (5)
Filing date:
Full specification filed date:
Application number:
None (25)
Granted:
Related to aircraft:
Patent agent:
None (32) · Victor J. Evans (3) · Munn & Co. (3) · B. Singer (2) · William L. Hall (2) · Carlos P. Griffin (2)
National tech categories:
HU V/h (12) · None (7) · AT 77d (6) · USPC 244/93 (4) · FR 6.4 (3) · USPC 244/233 (3) · USPC 244/80 (3) · USPC 244/100R (3) · USPC 244/79 (2) · USPC 244/221 (2) · USPC 244/90R (2) · USPC 244/13 (2) · USPC 244/45R (2)
IPCs: (Click arrow to add another value)
CPCs:
None (27) · CPC B64C17/00 (8) · CPC B64C13/00 (6) · CPC B64C23/005 (3) · CPC B64C3/385 (3) · CPC B64C13/24 (3) · CPC B64C39/08 (3) · CPC B64C2700/6295 (2) · CPC B64C17/06 (2) · CPC B64C3/48 (2) · CPC B64C25/52 (2) · CPC B64B1/00 (2) · CPC Y10S244/904 (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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