TREA

Ulrich Keller

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  • Burgdorf, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Drive apparatus for a forming machine
    • Patent number 6,289,754
    • Issue date Sep 18, 2001
    • Verein Deutscher Werkzeumaschinenfabriken e. V. (VDW)
    • Eckart Doege
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Drive apparatus for a forming machine
    • Patent number 6,021,683
    • Issue date Feb 8, 2000
    • Verein Deutscher Werkzeugmaschinenfabriken e.V. (VDW)
    • Eckart Doege
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...