Usui Kokusai Sangyo Kaishi Limited

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Patents Grantslast 30 patents

  • Information Patent Grant

    Joint for piping

    • Patent number 7,014,221
    • Issue date Mar 21, 2006
    • Usui Kokusai Sangyo Kaishi Limited
    • Kazuo Iwasaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...