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Douglas Scheffer

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  • Marysville, WA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pipe beveling tool and method
    • Patent number 7,103,950
    • Issue date Sep 12, 2006
    • Douglas Scheffer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    DUCTILE IRON BEVELING TOOL
    • Publication number 20080005907
    • Publication date Jan 10, 2008
    • Douglas Scheffer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR