TREA

Liang-Chuan Tseng

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  • Tainan, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Scissors
    • Patent number 7,032,316
    • Issue date Apr 25, 2006
    • Liang-Chuan Tseng
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Paper holder
    • Patent number 5,533,236
    • Issue date Jul 9, 1996
    • Hsu; Chun-Hsiung
    • Liang-Chuan Tseng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
  • Information Patent Grant

    Elastic clip gun
    • Patent number 5,152,423
    • Issue date Oct 6, 1992
    • Liang-Chuan Tseng
    • B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER