Tien-Jin Chow

Person

  • Shui Li Hsiang, Nan Tou Hsien, TW

Patents Grantslast 30 patents

  • Information Patent Grant

    Drawing instrument

    • Patent number 5,392,525
    • Issue date Feb 28, 1995
    • Tien-Jin Chow
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES