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Holger Eisentraut

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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for profile-kneading workplaces
    • Patent number 6,094,962
    • Issue date Aug 1, 2000
    • W.C. Heraeus GmbH & Co. KG
    • Holger Eisentraut
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...