Patents Assigned to Frances Cross
  • Multi-color hand signal
    Patent number: 4047799
    Abstract: A hand-held color signal includes a curved reflector and first and second members of different colors. A hand-controlled control member causes a selected one of the colored members to be positioned for reflection by the reflector, thereby providing a signal of the color of the reflected member.
    Type: Grant
    Filed: September 29, 1976
    Date of Patent: September 13, 1977
    Assignee: Frances Cross
    Inventor: Howard Cross