John Beaver

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Pratt, WV, US

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Patents Grantslast 30 patents

Information Patent Grant
Chain saw sharpener with composite wiskar
- Patent number 7,900,536
- Issue date Mar 8, 2011
- Chain Masters, Inc.
- Kenneth Hensley
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Chain saw sharpener with composite wiskar
- Publication number 20070238402
- Publication date Oct 11, 2007
- CHAIN MASTERS, INC.
- Kenneth Hensley
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR