TREA

Union Chemical Co., Ltd.

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rust inhibitor
    • Patent number 5,573,708
    • Issue date Nov 12, 1996
    • Union Chemical Co., Ltd.
    • Shigeru Otomo
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Rust inhibitor
    • Patent number 5,487,846
    • Issue date Jan 30, 1996
    • Union Chemical Co., Ltd.
    • Shigeru Otomo
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Ribbon cassette for reinking only one longitudinal half of a Mobius...
    • Patent number 4,968,161
    • Issue date Nov 6, 1990
    • Citizen Watch Co., Ltd.
    • Yoshio Kunitomi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS