U.S. federal trademark · Serial No. 74114716
electronic emergency voice annunciator system for relocation/evacuation of persons and for locating smoke or fire, said system being comprised of annunciators, intercom, warning devices, telephone, timer, amplifier, preamplifier, speakers, microprocessors, power, processing, and control units, and telephone handset storage cabinet
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.