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Narumi Ishikawa

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  • Nagareyama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Polyethylene composition
    • Patent number 5,260,384
    • Issue date Nov 9, 1993
    • Nippon Petrochemicals Company, Ltd.
    • Toshifumi Morimoto
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...