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Mariko Ikuma

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  • Hamamatsu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Plug-opening device for sealed container
    • Patent number 5,481,946
    • Issue date Jan 9, 1996
    • System Stack, Co., Ltd.
    • Susumu Nishikawa
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...