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Patents > CPCs : CPC B64C23/005 or CPC B64C2700/6256 & Family year: 1911

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None (2) · August Wendtland (2) · Reuben Leroy Bernard (2) · Otto SACK (2) · Belton Tattnall Hamilton (2) · Auguste CONTASSOT (2) · Halvor Gaara (2) · Alvaro Da Cunha (2)
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None (4) · Alvaro Da Cunha (2) · Carl Emil Ritter (2) · Belton Tattnall Hamilton (2) · Auguste CONTASSOT (2) · Reuben Leroy Bernard (2) · Halvor Gaara (2) · SACK Otto (2)
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None (42) · airplane (15) · hybrid (8) · stability (7) · helicopter (7) · navigation (6) · frame (5) · rudder (5) · propeller (5) · wheels (3) · propulsion (3) · heavier-than-air (3) · wings (3) · control (3)
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