Shiang C. Shyu

Person

  • Kung Kuan, Miaoli Hsien, TW

Patents Grantslast 30 patents

  • Information Patent Grant

    Drawing implement

    • Patent number 4,539,757
    • Issue date Sep 10, 1985
    • Shiang C. Shyu
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES