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Klaus Theis

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  • Hamburg, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of manufacturing rolled wire rod
    • Patent number 4,222,257
    • Issue date Sep 16, 1980
    • Hamburger Stahlwerke GmbH
    • Klaus Theis
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...