TREA

Shimitzu Construction Co., Ltd.

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Resin-coated aggregates
    • Patent number 4,873,145
    • Issue date Oct 10, 1989
    • Shimitzu Construction Co., Ltd.
    • Takeji Okada
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES