Drilldown: Patents

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Patents > Inventor country: US & Number of claims: None & Number of diagram pages: 2-4

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Office:
Inventors:
None (2) · Albert Hugo Friedel (2) · Michael H. Whalen (2)
Inventor country: (Click arrow to add another value)
Applicant person:
None (16) · Michael H. Whalen (2)
Applicant is inventor:
Tech fields:
airplane (15) · frame (10) · propulsion (10) · propeller (9) · Stability (8) · LTA (8) · None (7) · navigation (7) · helicopter (6) · parachute (5) · landing (5) · kite (5) · balloon (5) · wheels (3) · safety (3) · rudder (3) · Hybrid (3)
Full specification filed date:
Granted:
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Related to aircraft:
National tech categories:
None (11) · FR 6.4 (6) · USPC 416/163 (2) · USPC 244/153R (2) · USPC 244/30 (2) · USPC 244/13 (2)
First filing:
Cites these patents:
Citations from after 1930:
Number of claims:
Number of diagram pages:

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