TREA

Masayuki Hasegawa

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  • Nagoya, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Marking pen
    • Patent number D282378
    • Issue date Jan 28, 1986
    • Shachihata Industry Co., Ltd.
    • Toshiharu Ohyabu
    • D19 - Office supplies