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Patents > First filing: No & Number of diagram pages: 5 & Number of figures: 12-40

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airplane (9) · stability (8) · None (5) · propeller (4) · frame (4) · automatic stability (3) · rudder (3) · navigation (3) · flapping (2) · wheels (2) · steering (2) · Propulsion (2) · Propellers (2) · military (2) · aerodynamics (2) · HTA (2) · wings (2) · design (2)
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