Drilldown: Patents

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Patents > Office: CH & First filing: No

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Inventors:
None (4) · Nazaire Lacrotte (2) · Alfred John Macy (2)
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Tech fields:
frame (13) · airplane (11) · LTA (11) · propulsion (8) · design (7) · propellers (7) · Stability (6) · Construction (5) · Wings (5) · rudder (4) · balloon (4) · propeller (4) · Subsystem (3) · Flapping (3) · navigation (3) · Lift (3)
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Citations from after 1930:
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