Patents Assigned to John Douglas Youngmark
  • Electrical cord connection retaining device
    Patent number: 5752848
    Abstract: A strap like device retaining the connected terminals of a pair of electrical cords from becoming unintentionally separated.
    Type: Grant
    Filed: August 26, 1996
    Date of Patent: May 19, 1998
    Assignee: John Douglas Youngmark
    Inventor: John D. Youngmark