Kitsugi Kyoichi

Person

  • Tokyo, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Softy mud solidifying agent

    • Patent number 5,133,806
    • Issue date Jul 28, 1992
    • Fujita Corporation
    • Hiroyuki Sakamoto
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES