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Taku Tanaka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Composite work roll for cold rolling
    • Patent number 6,206,814
    • Issue date Mar 27, 2001
    • Nippon Steel Corporation
    • Taku Tanaka
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...