Nobuyuki Yokoyama

Person

  • Yamatokoriyama, JP

Patents Grantslast 30 patents

  • Information Patent Grant

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    • Patent number 4,721,496
    • Issue date Jan 26, 1988
    • Unitta Co., Ltd.
    • Nobuyuki Yokoyama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...