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Patents > CPCs: CPC B64C23/005 & Family year: 1911

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None (2) · Alvaro Da Cunha (2) · August Wendtland (2) · Auguste CONTASSOT (2) · Reuben Leroy Bernard (2) · Otto SACK (2)
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None (4) · Alvaro Da Cunha (2) · SACK Otto (2) · Reuben Leroy Bernard (2) · Auguste CONTASSOT (2) · Carl Emil Ritter (2)
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None (32) · Airplane (11) · hybrid (8) · helicopter (7) · navigation (5) · frame (5) · stability (4) · propeller (4) · heavier-than-air (3) · wheels (3) · rudder (3) · takeoff (2) · propulsion (2) · parachute (2) · jet (2) · landing (2) · wings (2)
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