76390223
Apr 1, 2002
Mar 11, 2003
Active Trademark
ELECTRONIC TIMING SYSTEMS USED IN SPORTING EVENTS TO AUTOMATICALLY START AND STOP GAME CLOCKS COMPOSED OF A BASE STATION CONTROLLER WHICH IS INTERFACED WITH SPORT VENUE TIME-KEEPING EQUIPMENT, BELT-PACK TRANSMITTERS WORN BY OFFICIALS TO REMOTELY START AND STOP GAME CLOCKS AND OMNI-DIRECTIONAL MICROPHONES TUNED A SPECIFIC WHISTLE FREQUENCY WHICH ENABLE OFFICIALS TO INSTANTLY STOP THE GAME CLOCK AT THE SOUND OF THE GAME WHISTLE
Electrical and Scientific Apparatus