Drilldown: Patents

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Patents > Inventor country: DE & Granted: Yes & Number of figures: 13-14

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airplane (9) · stability (4) · None (3) · frame (3) · sustentation (3) · propulsion (3) · LTA (3) · lift (3) · wings (3) · control (3) · aerodynamics (3) · kite (2) · airship (2) · propellers (2) · design (2) · metal (2) · folding (2) · flapping (2)
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Showing below up to 23 results in range #1 to #23.

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