TREA

Knut Guhring

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  • Albstadt, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drill with cooling channel
    • Patent number 4,704,055
    • Issue date Nov 3, 1987
    • Gottlieb Guhring
    • Knut Guhring
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR