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Patents > CPCs: CPC B64C23/005 & Number of diagram pages: 4-6

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Ulysses G. White (2) · Bruno von Bültzingslöwen (2)
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None (13) · airplane (13) · propulsion (9) · Frame (8) · navigation (7) · helicopter (7) · Hybrid (7) · propeller (6) · Design (6) · stability (6) · takeoff (5) · Ascension (5) · HTA (4) · Sustentation (3) · Propellers (3) · Whole (3) · wheels (3)
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