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Patents > CPCs: CPC B64C39/005 & Number of diagram pages: 2-3 & Number of figures: 5-30

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Inventors:
John Henry Jensen (2) · Isaac Bell (2) · Ruter William Springer (2) · John Philip McGuire (2) · Edward Hoult (2)
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Ruter William Springer (2) · Isaac Bell (2) · John Henry Jensen (2) · Edward Hoult (2) · John Philip McGuire (2)
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Tech fields:
Propulsion (20) · Airplane (15) · navigation (13) · None (11) · propeller (11) · frame (11) · hybrid (9) · stability (8) · helicopter (8) · LTA (7) · takeoff (5) · landing (4) · HTA (4) · flapping (4)
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None (4)
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