Andrew L. Von Duyke

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Minnetonka, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Spray gun
- Patent number D387414
- Issue date Dec 9, 1997
- Wagner Spray Tech Corporation
- Joseph W. Kieffer
- D23 - Environmental heating and cooling
Information Patent Grant
Spray gun
- Patent number D376637
- Issue date Dec 17, 1996
- Wagner Spray Tech Corporation
- Joseph W. Kieffer
- D23 - Environmental heating and cooling