TREA

Frederick R. Luecke

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  • White Bear Lake, MN, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Abrasive disc back up assembly
    • Patent number 4,937,983
    • Issue date Jul 3, 1990
    • Minnesota Mining and Manufacturing Company
    • Frederick R. Luecke
    • B24 - GRINDING POLISHING