Wong Y. Hong

Person

  • Century Garlden. Post Code 80250 Johor Baru, Johor, MY

Patents Grantslast 30 patents

  • Information Patent Grant

    Protractor with a rotor

    • Patent number 5,408,753
    • Issue date Apr 25, 1995
    • Wong Y. Hong
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES