US PATENT SUBCLASS 345 / 57
.~.~.~ Having endless belt or tape reader

Current as of: June, 1999
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345 /   HD   COMPUTER GRAPHICS PROCESSING, OPERATOR INTERFACE PROCESSING, AND SELECTIVE VISUAL DISPLAY SYSTEMS

30  DF  PLURAL PHYSICAL DISPLAY ELEMENT CONTROL SYSTEM (E.G., NON-CRT) {4}
55  DF  .~ Display elements arranged in matrix (e.g., rows and columns) {10}
56  DF  .~.~ Image shifting means (i.e., traveling message) {1}
57.~.~.~ Having endless belt or tape reader

DEFINITION

Classification: 345/57

Having endless belt or tape reader:

(under subclass 56) Subject matter wherein the image is

formed on a moving belt (i.e., image bearing web) or the movement of the image on the display matrix is in response to reading of binary code data on a tape.