Drilldown: Patents

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Patents > Office: CH & Number of claims: 4-6 & Number of figures: 3-20

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design (10) · LTA (10) · frame (9) · Airplane (8) · propulsion (7) · flapping (5) · Propellers (5) · balloon (5) · navigation (5) · stability (4) · propeller (4) · wings (4) · Aerodynamics (3) · compartments (3) · HTA (3) · Rudder (3)
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