77370179
Jan 11, 2008
Lighted, electronic signs employing light emitting diodes and incandescent lamps; computer-controlled, multi-light source signs, employing light emitting diodes and incandescent lamps, which produce stationary and movable video and graphic images; software for computer-controlled, multi-light source signs, employing, namely, light emitting diodes and incandescent lamps, which produce stationary and movable video and graphic images
Electrical and Scientific Apparatus