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Patents > Year filed: 1910 & National tech categories: FR 6.4 & Number of figures: 12-40

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airplane (16) · stability (12) · design (11) · aerodynamics (7) · frame (7) · propellers (6) · wings (4) · LTA (4) · construction (4) · rudder (4) · propulsion (3) · chassis (3) · control (3) · monoplane (3) · automatic stability (3) · equilibrium (3) · flapping (3) · whole (3) · landing (3)
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Showing below up to 35 results in range #1 to #35.

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