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Patents > Year filed: 1910 - 1919 & Year granted: 1920 & Number of diagram pages: 2-4

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Year granted:
(There are no values for this filter)
Office:
Inventors:
None (8) · Henry Kleckler (3) · George W. Bidykoffer (2) · Douglas Dobbins (2) · Alexis Beurrier (2) · Harold D. Peoples (2) · Henry L. Haskell (2) · Louis Blériot (2) · Émile Letord (2) · Édouard-Jean Bigourdan (2) · Louis Lacoin (2)
Inventor country:
Applicant person:
None (16) · Louis Lacoin (2) · George W. Bidykoffer (2) · John Day De Prez (2) · Émile Letord (2) · Henry Kleckler (2) · Douglas Dobbins (2) · Louis Blériot (2) · Harold D. Peoples (2) · Alexis Beurrier (2)
Applicant is inventor:
Tech fields:
airplane (22) · design (15) · propellers (12) · construction (11) · None (10) · wings (9) · Control (8) · stability (7) · frame (6) · aerodynamics (5) · propulsion (5) · helicopter (4) · navigation (4) · fuselage (4) · LTA (4) · lift (4)
Full specification filed date:
Application number:
None (9) · 510212D (2)
Granted:
Related to aircraft:
Patent agent:
None (18) · John P. Tarbox (4) · H. R. Kerslake (2) · W. P. Thompson & Co. (2) · None (2) · Louis Tailfer (2) · Lockwood & Lockwood (2) · A. M. & William Clark (2) · J. Germain (2) · Chappell & Earl (2) · Armengaud jeune (2)
IPCs:
None (8) · IPC B64C25/00 (6) · IPC B64C23/00 (6) · IPC B64C39/00 (6) · IPC B64C11/00 (6) · IPC B64C3/00 (5) · IPC B64C17/00 (5) · IPC B64C35/00 (4) · IPC B64C3/54 (3) · IPC B64C13/12 (3) · IPC B64C3/18 (2) · IPC B64C31/06 (2) · IPC B64C11/32 (2) · IPC B64C11/04 (2) · IPC B64C1/00 (2) · IPC B64C27/04 (2)
CPCs:
CPC B64C2700/6274 (6) · CPC B64C23/005 (6) · None (5) · CPC B64C39/00 (5) · CPC B64F2700/6226 (5) · CPC B64C17/00 (5) · CPC B64C3/00 (4) · CPC B64C11/00 (4) · CPC B64C35/00 (3) · CPC B64C3/54 (3) · CPC B64C13/12 (3)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

Showing below up to 82 results in range #1 to #82.

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