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Patents > Office: US & Family year: 1918 & Number of figures: 2-5

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Year filed:
Year granted:
Office: (Click arrow to add another value)
Inventors:
Louis T. Frederick (3) · Pierre-Jean-René Postel-Vinay (3) · John P. Tarbox (2) · Spencer Heath (2) · John William Rapp (2) · Joseph Vanorio (2)
Inventor country:
Inventor location:
None (46) · Pennsylvania (5) · Allegheny county, PA (2) · Wilkinsburg, PA (2) · Detroit (2) · Oklahoma (2) · New Jersey (2)
Applicant person:
None (5) · Louis T. Frederick (3) · Pierre-Jean-René Postel-Vinay (3) · Spencer Heath (2) · John William Rapp (2) · Joseph Vanorio (2)
Applicant is inventor:
Tech fields:
airplane (14) · None (13) · frame (8) · stability (7) · construction (7) · LTA (6) · rudder (5) · safety (5) · fuselage (5) · subsystem (5) · design (4) · propulsion (4) · propeller (4) · aerodynamics (4) · aileron (4) · control (4) · propellers (3) · helicopter (3) · instrument (3)
Filing date:
Full specification filed date:
Application number:
None (7)
Granted:
Publication date:
Related to aircraft:
Patent agent:
None (17) · Herbert H. Thompson (4) · Munn & Co. (4) · John P. Tarbox (4) · None (2) · Joseph F. O'Brien (2) · Wesley G. Carr (2)
CPCs:
CPC B64C39/005 (4) · CPC B64C11/205 (3) · CPC B64C23/005 (3) · CPC B64C13/00 (3) · CPC B64C11/20 (3)
Family year:
(There are no values for this filter)
First filing:
Citations from after 1930:
Number of text pages:
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