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SAID Iwao Yamamoto, by said Moriro Koga

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Off center electrode spark plug
    • Patent number 4,101,797
    • Issue date Jul 18, 1978
    • SAID Iwao Yamamoto, by said Moriro Koga
    • Iwao Yamamoto
    • H01 - BASIC ELECTRIC ELEMENTS