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Patents > Office : BE or CA or HU or SE & CPCs: None & Number of claims: 7-90 & Number of figures: 17-40

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Design (9) · Airplane (9) · frame (8) · stability (7) · Whole (6) · propellers (6) · propulsion (6) · Aerodynamics (5) · construction (5)
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Showing below up to 26 results in range #1 to #26.

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