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Patents > Applicant person : Alfred E. Wunderlich or George Hughes

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propellers (48) · Airplane (45) · hybrid (38) · LTA (35) · rarefaction (10) · Propulsion (9) · sustentation (8) · ascension (7) · None (4) · helicopter (4) · instrument (3) · design (3) · gliders (2) · motors (2) · compartments (2) · Buoyancy (2) · ball bearings (2) · airship (2)
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Showing below up to 68 results in range #1 to #68.

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