TREA

Bernd Knickenberg

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  • Essen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cutting insert
    • Patent number 5,921,721
    • Issue date Jul 13, 1999
    • Widia GmbH
    • Wolfgang Hintze
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Cutting insert
    • Patent number 5,758,994
    • Issue date Jun 2, 1998
    • Widia GmbH
    • Wolfgang Hintze
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR