Warren A. Ehrichs

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Moorhead, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Means for coupling a drive shaft to a rotatable member and the meth...
- Patent number 6,261,185
- Issue date Jul 17, 2001
- Amity Technology, Inc.
- Gary G. Peterson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...