TREA

Wiand; Ronald C.

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  • Troy, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stone polishing composition
    • Patent number 5,462,568
    • Issue date Oct 31, 1995
    • Wiand; Ronald C.
    • Joseph M. Donatelli
    • B24 - GRINDING POLISHING