TREA

Karl-Heinz Beyrer

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  • Ravenburg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of machining round material or the like by the whirling process
    • Patent number 5,238,337
    • Issue date Aug 24, 1993
    • Maschinenfabrik Ravensburg AG
    • Walter Nussbaumer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Turning machine
    • Patent number 4,840,095
    • Issue date Jun 20, 1989
    • Maschinenfabrik Ravensburg AG
    • Walter Nussbaumer
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR