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MIKIO IWATA

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Patents Grantslast 30 patents

  • Information Patent Grant

    Battery having electrolyte injecting plug
    • Patent number 6,447,949
    • Issue date Sep 10, 2002
    • Japan Storage Battery Co., Ltd.
    • Mikio Iwata
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents