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Patents > Assigned to : Siemens-Schuckert Werke GmbH or None & IPCs: IPC B64C27/04 & First filing: No

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propellers (15) · propulsion (15) · Helicopter (14) · airplane (12) · hybrid (11) · ascension (10) · design (8) · sustentation (5) · lift (5) · None (5) · Wings (4) · frame (4) · construction (4) · landing (3) · parachutes (3)
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Showing below up to 35 results in range #1 to #35.

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