Drilldown: Patents

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Patents > Office: CH & Filing date: 1900 - 1999 & Number of claims: 4-20

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Office: (Click arrow to add another value)
Inventors:
None (2) · Alfred John Macy (2) · Dane Hurlburt (2) · Otto Schüle (2) · Adalbert Plaček (2)
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Tech fields:
airplane (16) · design (13) · frame (11) · Propellers (8) · stability (7) · wings (7) · whole (7) · propeller (6) · LTA (5) · propulsion (5) · subsystem (5) · navigation (4) · HTA (4) · flapping (4) · control (4) · construction (4) · Aerodynamics (3) · rudder (3) · heavier-than-air (3)
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Citations from after 1930:
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Showing below up to 42 results in range #1 to #42.

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