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Masahide Miyagawa

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  • Nagano, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Screw head device for injection molding machine
    • Patent number 5,945,141
    • Issue date Aug 31, 1999
    • Nissei Plastic Industrial Co., Ltd.
    • Makoto Shirota
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL