Integrated alarm and touch tone telephone system
Integrated security and communications system with secure...
Integrated telephone, intercom, security and control system for
Intelligent alarm apparatus with interfacing to a telephone netw
Liquid crystal display panel and method for fabricating the...
Local alarm system tamper protection device
Local alarm system tamper protection device with dual conduits
Method and apparatus for locating a stolen electronic device usi
Method and apparatus for providing alarm security receiver...
Method and apparatus for sensing external alarms using a standar
Method and apparatus for updating a speed dialing list
Method and system for providing redundancy in security systems s
Method for transmission of alarm signals utilizing an entrance t
Method of and device for monitoring a plurality of automatic sel
Monitored personal emergency response system
Multi-subscriber warning system
Optimised control of traffic load on switches in a...
Portable fire detection system
Remote conference calling for wireline systems
Remote control unit for radio/television transmitter station