Dustan L. Hahn

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Derby, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Fan
- Patent number D413664
- Issue date Sep 7, 1999
- Vornado Air Circulation Systems, Inc.
- Kevin E. Keller
- D23 - Environmental heating and cooling
Information Patent Grant
Fan
- Patent number D398983
- Issue date Sep 29, 1998
- Vornado Air Circulation Systems, Inc.
- Kevin E. Keller
- D23 - Environmental heating and cooling