Patents Assigned to Donguan Juguan Metal Lighting Factory Co., Ltd.
  • Lamp base
    Patent number: D372328
    Type: Grant
    Filed: June 26, 1995
    Date of Patent: July 30, 1996
    Assignee: Donguan Juguan Metal Lighting Factory Co., Ltd.
    Inventor: Chan-Keng Cheng
  • Lamp base
    Patent number: D372329
    Type: Grant
    Filed: June 26, 1995
    Date of Patent: July 30, 1996
    Assignee: Donguan Juguan Metal Lighting Factory Co., Ltd.
    Inventor: Chan-Keng Cheng
  • Lamp base
    Patent number: D372330
    Type: Grant
    Filed: June 26, 1995
    Date of Patent: July 30, 1996
    Assignee: Donguan Juguan Metal Lighting Factory Co., Ltd.
    Inventor: Chan-Keng Cheng
  • Lamp base
    Patent number: D372331
    Type: Grant
    Filed: June 26, 1995
    Date of Patent: July 30, 1996
    Assignee: Donguan Juguan Metal Lighting Factory Co., Ltd.
    Inventor: Chan-Keng Cheng