9 full line of annunciator panels, detector switches and relays for actuating an alarm, audible and silent alarms and indicators, battery chargers, computerized access controls, computerized security systems, electrified door locks, electrically operated door closers and controllers, electronic door locks, computer-controlled key card-making apparatus, key cards and electrically controlled door locks activated by such key cards, combined electronically controlled door holder/closer, electric door control and monitoring panels, electrical automatic door operators, electromagnetic door releases, electromagnetic locks, electromechanical door holders, electromechanical door holder/releases, electromechanical door holder/closers, electromechanical door latches, electronic locks operated by key card, electronic and electrical security devices, including consoles, car-operated locks, key pad-operated locks, solenoid-operated locks, electric alarmed exit devices and electrically operated holder/closers for doors, electronically controlled door opener/closer, fire control systems comprising annunciator panels, detector switches and relays, key card controlled electronic security systems comprising alarm and control modules, interface electronics and personal computer hardware and software, locks operated by internal computer, magnetic card readers, manual station door controls, radio-frequency door closers and door controls, security systems and apparatuses, including scanners, microprocessor controlled door locks actuated by encoded cards, smoke detectors, motion detectors, switches, transmitters, electrical wires, visual and audible annunciators, power supplies and battery back-ups for power supplies, and computer software to assist in preparing specifications for architects
Trademark: 74584227
