TREA

Mark D. Patraw

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  • St. Paul, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lawn accessory
    • Patent number 7,648,747
    • Issue date Jan 19, 2010
    • Stephen P. Straka
    • B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

  • Information Patent Application

    Lawn accessory
    • Publication number 20060233981
    • Publication date Oct 19, 2006
    • Stephen P. Straka
    • B28 - WORKING CEMENT, CLAY, OR STONE