Drilldown: Patents

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Patents > Office : GB or MX or UN or Other & Related to aircraft : .5? or 1 & National tech categories : FR 6.3 or GB 4 propelling or USPC 244/45R & First filing: No

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Inventors:
Comte Antoine Apraxine (3) · Edward Arthur Pearse (2) · Émile Charlier (2)
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Tech fields:
LTA (13) · propulsion (10) · dirigible (8) · navigation (5) · stability (5) · design (4) · airship (4) · ascension (4) · balloon (4) · hybrid (4) · construction (4) · None (3) · parachute (3) · lift (3) · safety (3) · propeller (3) · propellers (3) · descent (3) · airfoil (3) · airplane (3)
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Showing below up to 40 results in range #1 to #40.

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