Patents Assigned to Nu-Age Directories
  • Display system with changeable display elements
    Patent number: 5207011
    Abstract: Display apparatus including a translucent display panel, a mat panel having apertures disposed over the display panel, and a plurality of display strips having electrostatic characteristics releasably attachable over the apertures.
    Type: Grant
    Filed: September 27, 1991
    Date of Patent: May 4, 1993
    Assignee: Nu-Age Directories
    Inventor: Stephen G. Coulthard