Drilldown: Patents

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Patents > Inventor location : Levallois or None & Publication date: 0 - 99

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Office:
Inventors:
None (2) · Charles M. BROWN (2) · Thomas GRIFFITHS (2) · James G. Hope (2) · Ziégler (2)
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Tech fields:
LTA (13) · propulsion (10) · None (8) · military (8) · navigation (7) · balloon (4) · frame (4) · wings (4) · airplane (4) · propeller (3) · marine (3) · flapping (3) · aerodynamics (2) · helicopter (2) · brakes (2) · control (2) · wheels (2) · dirigible (2) · kite (2) · ornithopter (2)
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National tech categories:
None (30) · FR 6.3 (6) · USPC 244/3.3 (3) · USPC 244/73R (3)
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Showing below up to 70 results in range #1 to #70.

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