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Patents > Inventors : Alfred E. Wunderlich or Edwin Richard Mumford & Cites these patents: None

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propellers (48) · airplane (46) · hybrid (38) · LTA (34) · propulsion (11) · Rarefaction (10) · sustentation (8) · helicopter (7) · ascension (7) · heavier-than-air (3) · frame (3) · design (3)
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