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Yukuhara Seki

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  • Hiroshima-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    System for fabricating corrugated board
    • Patent number 7,424,901
    • Issue date Sep 16, 2008
    • Mitsubishi Heavy Industries, Ltd.
    • Hiroshi Ishibuchi
    • B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD