TREA

Nippon Pressed Concrete Co., Ltd.

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Organization

  • Tokyo, JP
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Mold for producing concrete pipe
    • Patent number 4,614,324
    • Issue date Sep 30, 1986
    • Nippon Pressed Concrete Co., Ltd.
    • Kiichi Yamashita
    • B28 - WORKING CEMENT, CLAY, OR STONE