Drilldown: Patents

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Patents > Related to aircraft: 1 & IPCs : IPC B64C23/00 or IPC B64C3/18 & Number of text pages: 1-2

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Office:
Inventors:
Émile Letord (2) · Serge Coubasch (2) · John William Rapp (2) · Joseph Vanorio (2) · Carl Hanschke (2)
Inventor country:
Applicant person:
John William Rapp (3) · None (2) · Émile Letord (2) · Serge Coubasch (2) · Carl Hanschke (2)
Applicant is inventor:
Tech fields:
airplane (12) · None (11) · construction (11) · frame (9) · structure (7) · Propulsion (7) · Helicopter (6) · design (5) · ribs (4) · propellers (4) · wings (4) · navigation (3) · whole (3) · Aerodynamics (3) · fuselage (3) · propeller (3) · subsystem (3) · Lift (3) · control (3)
Full specification filed date:
Application number:
None (7) · 495319D (2)
Granted:
Related to aircraft: (Click arrow to add another value)
Patent agent:
None (9) · None (5) · J. Germain (2) · Joseph F. O'Brien (2)
Assigned to:
IPCs: (Click arrow to add another value)
First filing:
Cites these patents:
Citations from after 1930:
Number of text pages:
Number of claims:
Number of diagram pages:

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