TREA

Yoshihisa Fukurohata

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Multi-color printer
    • Patent number 4,621,270
    • Issue date Nov 4, 1986
    • Oki Electric Industry Co., Ltd.
    • Minoru Mizutani
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Ink ribbon feed mechanism
    • Patent number 4,205,923
    • Issue date Jun 3, 1980
    • Oki Electric Industry Co., Ltd.
    • Masao Sasaki
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS