Drilldown: Patents

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Patents > Office: HU & Inventor country: DE & Number of claims: 6-20

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Airplane (7) · Airship (6) · propellers (5) · Subsystem (5) · design (4) · Propulsion (4) · Frame (4) · construction (4) · motors (3) · Control (3) · Infrastructure (2) · Hangars (2) · flapping (2) · Wood (2) · whole (2) · Balloons (2) · stability (2)
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