TREA

H. B. Zachery Corporation

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  • San Antonio, TX, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary rock and trench cutting saw
    • Patent number 4,662,684
    • Issue date May 5, 1987
    • H. B. Zachery Corporation
    • Edward N. Marten
    • B28 - WORKING CEMENT, CLAY, OR STONE