TREA

Hiroshi Sakakida

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rubber composition
    • Patent number 5,157,083
    • Issue date Oct 20, 1992
    • Nippon Zeon Co. Ltd.
    • Mitsuyoshi Aonuma
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...