US PATENT SUBCLASS 345 / 109
.~.~.~ Having shutters


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}
108  DF  .~.~ Plural mechanically movable display elements {3}
109.~.~.~ Having shutters


DEFINITION

Classification: 345/109

Having shutters:

(under subclass 108) Subject matter wherein the display elements* include a hinged cover or screen for selectively covering or uncovering the display elements*.