Drilldown: Patents

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Patents > Inventor country : DE or PE & Number of figures: 13-16

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airplane (9) · propulsion (7) · stability (6) · None (4) · LTA (4) · flapping (3) · whole (3) · sustentation (3) · ornithopter (3) · navigation (3) · helicopter (3) · frame (3) · lift (3) · wings (3) · control (3) · airship (3) · aerodynamics (3)
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