73473773
Apr 4, 1984
Aug 6, 1985
PARKING LOT ACCESS EQUIPMENT TO CONTROL INGRESS AND EGRESS OF VEHICLES, NAMELY, ENTRY AND EXIT GATES, GATE ARMS, TICKET DISPENSERS, COIN AND TOKEN DISPENSING MACHINES, TIMERS, CARD READERS, VEHICLE DETECTORS, ELECTRONIC INFORMATION SIGNS, COMPUTERIZED SECURITY/PROTECTION SYSTEMS COMPRISING ACCESS CARDS AND BADGES, ELECTRIC CARD LOCKS, ELECTRIC CODED COMBINATION LOCKS, T.V. CAMERAS AND MONITORS, RADIO TRANSMITTERS/RECEIVERS, INTERCOMS, LUMINOUS SIGNS, DIGITAL AND PHOTO CELL VEHICLE DETECTORS, ELECTRONIC SLIDE AND SWING GATES AND ELECTRIC SECURITY GATES
Electrical and Scientific Apparatus