Drilldown: Patents

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Patents > Grant date: 1890 - 1899 & First filing: No & Number of figures: 5-13

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Inventors:
Edward Zarski (3) · Rudolf Chillingworth (2) · Joseph Hofmann (2) · Burr Frank Barnes (2) · Konstantin Danilewsky (2) · Sumter Beauregard Battey (2)
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Tech fields:
LTA (28) · propulsion (18) · frame (16) · navigation (13) · car (11) · balloon (10) · flapping (8) · propeller (6) · dirigible (5) · stability (5) · rudder (5) · human-powered (4) · wheels (3) · parachute (3) · wings (3) · Design (3)
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Showing below up to 44 results in range #1 to #44.

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