TREA

Nobuyuki Tobita

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  • Mito, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Seal structure for member-passing-through hole bored in metal parti...
    • Patent number 5,861,577
    • Issue date Jan 19, 1999
    • Hitachi Construction Machinery Co., Ltd.
    • Morio Tamura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pressure sensor
    • Patent number 5,144,843
    • Issue date Sep 8, 1992
    • Hitachi Construction Machinery Co., Ltd.
    • Morio Tamura
    • G01 - MEASURING TESTING