Drilldown: Patents

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Patents > Applicant person: None & Number of claims: 7-40 & Number of diagram pages: 2-3

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Office:
Inventors:
None (11) · Ralph Hazlett Upson (3) · Henry Kleckler (3) · Glenn Hammond Curtiss (2) · William Andrew Hutson (2)
Inventor country:
Applicant person: (Click arrow to add another value)
Applicant is inventor:
Tech fields:
airplane (27) · frame (26) · LTA (16) · design (15) · navigation (14) · stability (12) · propulsion (10) · safety (10) · biplane (9) · balloon (9) · propeller (9) · rudder (8) · hybrid (8) · marine (6) · parachute (6) · airfoil (6) · wings (5) · gas (5) · landing (5)
Full specification filed date:
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Related to aircraft:
National tech categories:
None (23) · AU 90.3 (6) · FR 6.4 (4) · HU V/h (3) · USPC 244/28 (3) · CH 129b (2) · USPC 244/100R (2) · GB 4 aërostats (2) · USPC 244/45R (2) · USPC 244/97 (2) · USPC 244/66 (2)
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Cites these patents:
Citations from after 1930:
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