Patents Assigned to Carter C. Crookham
  • Telephone cord straightener
    Patent number: 4890361
    Abstract: A free-floating anchor sleeve is positioned on a telephone cord between the base unit and handset of a telephone. The weight of the straightener causes it to always find the low spot in the cord and thereby keep tension on each of the lengths of cord thereby keeping them separated and untangled. The straightener may be cylindrical or multi-sided in shape.
    Type: Grant
    Filed: November 7, 1988
    Date of Patent: January 2, 1990
    Assignee: Carter C. Crookham
    Inventors: Carter C. Crookham, Bernard W. Shonka