Patents Assigned to Hop Lee Cheong Industrial Limited
  • Toy building element
    Patent number: D409687
    Type: Grant
    Filed: January 29, 1998
    Date of Patent: May 11, 1999
    Assignee: Hop Lee Cheong Industrial Limited
    Inventor: Kai-Shun Mak
  • Toy building element
    Patent number: D411865
    Type: Grant
    Filed: January 29, 1998
    Date of Patent: July 6, 1999
    Assignee: Hop Lee Cheong Industrial Limited
    Inventor: Kai-Shun Mak