85823665
Jan 15, 2013
Apr 14, 2015
Active Trademark
Computer networked emergency communication system for notifying occupants in a facility via audio and digital communications, namely, servers and control units for receiving audio, digital and telephonic communications and transmitting audio and digital communications and recorded messages and recorded music via a network; recorded music, recorded message and paging equipment, namely, recorded music and messaging units and music-page interface units; interfacing devices for computer networks, namely, servers, controllers and switches
Electrical and Scientific Apparatus