US PATENT SUBCLASS 345 / 183
.~ Light pen for controlling plural light-emitting display elements (e.g., LED, lamps)


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

156  DF  DISPLAY PERIPHERAL INTERFACE INPUT DEVICE {8}
183.~ Light pen for controlling plural light-emitting display elements (e.g., LED, lamps)


DEFINITION

Classification: 345/183

Light pen for controlling plural light-emitting display

elements (e.g., LEDs, lamps):

(under subclass 156) Subject matter wherein the operator uses a handheld light pen to control the on or off state of the light-emitting display elements* (e.g., LED or lamp, etc.) on the display device*.