Patents Assigned to Chien Hua Glass Co., Ltd.
  • Decorative clock with rotatable sand picture
    Patent number: 5051969
    Abstract: A decorative clock with sand picture having the function of showing flowing picture and correct time mainly consists of a gear set housing, a sand picture, and a set of hour hand and minute hand assembled together to be positioned on a support seat in such a manner that the sand picture may freely rotate to form a flowing picture without affecting the correct indication of time by the hour hand and the minute hand.
    Type: Grant
    Filed: November 29, 1989
    Date of Patent: September 24, 1991
    Assignee: Chien Hua Glass Co., Ltd.
    Inventor: Chen- Sung Huang