Drilldown: Patents

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Patents > Number of claims: 5-13 & Number of diagram pages: 7-12 & Number of figures: 12-50

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Office:
Inventors:
John Washington Wadsworth (2) · Frederick James Hargreaves (2)
Inventor country:
Applicant person:
None (2) · John Washington Wadsworth (2) · Frederick James Hargreaves (2)
Applicant type:
Applicant is inventor:
Tech fields:
airplane (12) · propulsion (9) · stability (7) · frame (7) · car (6) · navigation (6) · None (5) · LTA (5) · rudder (4) · propellers (4) · safety (3) · propeller (3) · marine (3) · wings (3)
Full specification filed date:
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Related to aircraft:
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Cites these patents:
Citations from after 1930:
Number of diagram pages:

Showing below up to 37 results in range #1 to #37.

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