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Patent applications and USPTO patent grants for Wilhelm Gebhardt GmbH.The latest application filed is for "fan unit and a method of manufacturing the guide vanes of such a unit".
Patent | Date |
---|---|
Fan unit and a method of manufacturing the guide vanes of such a unit Grant 4,828,456 - Bodzian , et al. May 9, 1 | 1989-05-09 |
Fan unit for use with duct systems Grant 4,798,518 - Holzberger , et al. January 17, 1 | 1989-01-17 |
External rotor motor having a cooling system Grant 4,574,210 - Wieland March 4, 1 | 1986-03-04 |
Radial fan with backwardly curving blades Grant 4,526,506 - Ko/ ger , et al. July 2, 1 | 1985-07-02 |
Device for pumping a liquid or gaseous current medium Grant 4,401,151 - Pozsicsanyi August 30, 1 | 1983-08-30 |
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