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Patents > Inventor location: None & Number of text pages: 9-30 & Number of diagram pages: 3-4

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Office:
Inventors:
None (3) · Alfred K. R. A. Krakow (3) · De Bert Hartley (3) · Orville Wright (2) · Elmer Ambrose Sperry (2) · Lewis Ginter Young (2) · Wilbur Wright (2) · George Raymond Lawrence (2)
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Applicant person:
None (16) · De Bert Hartley (3) · Wilbur Wright (2) · Orville Wright (2) · Elmer Ambrose Sperry (2)
Applicant is inventor:
Tech fields:
airplane (25) · frame (15) · stability (13) · design (11) · propulsion (9) · navigation (8) · HTA (7) · wings (6) · propeller (6) · construction (5) · safety (5) · propellers (5) · marine (5) · gyroscope (5) · None (5) · automatic stability (5) · parachute (4) · military (4) · LTA (4)
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Related to aircraft:
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Citations from after 1930:
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