Drilldown: Patents

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Patents > Filing date: 1890 - 1899 & National tech categories : GB 4 propel & steer or USPC 244/30 & IPCs: None

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Office:
Inventors:
Ernest Wilson (3) · Patrick Young Alexander (2) · John MacHaffie (2) · John Marshall (2) · Charles John Evans (2) · Octave Chanute (2)
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Tech fields:
propulsion (30) · propeller (20) · navigation (17) · LTA (14) · rudder (12) · frame (12) · marine (7) · heavier-than-air (7) · electricity (6) · airplane (6) · subsystem (6) · car (6) · jet (6) · whole (5) · wings (5)
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Showing below up to 52 results in range #1 to #52.

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