Drilldown: Patents

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Patents > Office: DE & Inventor country : AT or Brazil & Granted: Yes & Number of diagram pages: 1

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propulsion (6) · LTA (5) · airplane (4) · balloon (4) · engine (3) · aerodynamics (3) · propeller (3) · wing (2) · paddle-wheel (2) · frame (2) · military (2) · Tragfläche (2)
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