Patents Assigned to Two Powers Enterprise Co. Ltd.
  • Patent number: 5996778
    Abstract: The invention provides an improved structure of markers box, which can mainly fold back plate, top plate and front plate into a slotted part for receiving markers. The slotted part can be in an upstanding state with several angles. A hook and loop tape or the like is provided at the front and bottom of the slotted part as well as at the front side and rear side of the front plate respectively. A stabile state is formed by above-mentioned folded structural body in order to draw off and insert markers.
    Type: Grant
    Filed: December 9, 1997
    Date of Patent: December 7, 1999
    Assignee: Two Powers Enterprise Co., Ltd.
    Inventor: Ching-Wen Shih
  • Patent number: D289247
    Type: Grant
    Filed: September 19, 1984
    Date of Patent: April 14, 1987
    Assignee: Two Powers Enterprise Co. Ltd.
    Inventor: Henry C. H. Wang
  • Patent number: D290852
    Type: Grant
    Filed: November 29, 1984
    Date of Patent: July 14, 1987
    Assignee: Two Powers Enterprise Co., Ltd.
    Inventor: Henry C. H. Wang