Drilldown: Patents

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Patents > Year filed: 1880 - 1889 & Inventor country : AH or AU or DE

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Office:
Inventors:
Otto Lilienthal (10) · Ernst Georg August Baumgarten (5) · Gustav Lilienthal (3) · Gustav Koch (3) · Georg Wellner (2) · Otto Hartung (2) · William Bashall (2) · Robert Werner (2)
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Tech fields:
LTA (22) · None (18) · Propulsion (13) · balloon (7) · control (6) · navigation (6) · airship (4) · whole (3) · propeller (3) · electricity (2) · steering (2) · marine (2) · steam (2) · ornithopter (2) · kite (2) · flapping (2) · frame (2)
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Citations from after 1930:
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Showing below up to 61 results in range #1 to #61.

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