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Katsuhiko Hatta

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flexible pipe joint system
    • Patent number 5,090,744
    • Issue date Feb 25, 1992
    • Yokohama Aeroquip Co.
    • Takanobu Hagiwara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...