Drilldown: Patents

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Patents > IPCs: None & Family year: 1900 - 1909 & Number of claims: 10-11

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Office:
Inventors:
John Washington Wadsworth (2)
Inventor country:
Applicant person:
John Washington Wadsworth (2)
Applicant type:
Applicant is inventor:
Tech fields:
airplane (16) · frame (12) · stability (11) · propeller (11) · navigation (9) · propulsion (8) · rudder (5) · None (4) · Control (4) · wheels (4) · automatic stability (4) · car (4) · takeoff (3) · LTA (3) · helicopter (3) · gyroscope (3) · wings (3) · Balloons (3) · airfoil (3)
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Related to aircraft:
National tech categories:
None (11) · HU V/h (5) · USPC 74/469 (2) · USPC 244/45R (2) · USPC 244/70 (2) · USPC 244/6 (2)
IPCs: (Click arrow to add another value)
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Citations from after 1930:
Number of text pages:
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