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Koichi Hori

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  • Kitakyushu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary-arc type gas-filled switch
    • Patent number 4,488,023
    • Issue date Dec 11, 1984
    • Yaskawa Electric Mfg. Co., Ltd.
    • Kenichi Matsumoto
    • H01 - BASIC ELECTRIC ELEMENTS