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Hiroshi Yoshii

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Patents Grantslast 30 patents

  • Information Patent Grant

    Bearing device
    • Patent number 6,186,664
    • Issue date Feb 13, 2001
    • Nippon Bearing Company, Ltd.
    • Mitsuru Yamazaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...