73682935
Sep 8, 1987
Jan 17, 1989
ELECTRONIC SECURITY SYSTEMS FOR STORES COMPRISING TRANSMITTING AND RECEIVING ANTENNAS AND ASSOCIATED MICRO PROCESSOR-CONTROLLED ELECTRONIC CIRCUITRY, POWER SUPPLIES, ALARM SIGNALIZATION, CONVENTIONAL AND FIBER OPTIC CABLING, AND TAGS AND LABELS USED TO TRIGGER SYSTEM ALARMS
Electrical and Scientific Apparatus