U.S. federal trademark · Serial No. 73048375 · Reg. No. 1038331
ALARM CONTROL AND TRANSMISSION SYSTEMS, ACTUATED MANUALLY OR AUTOMATICALLY, FOR ENGAGING A TELEPHONE LINE AND TRANSMITTING CODED SIGNALS OVER THE LINE, AND FOR RECEIVING THE SIGNALS AT A PREDETERMINED REMOTE RECEIVING STATION, AND PRESENTING PRINTED MESSAGES REPORTING AN ALARM CONDITION ORIGINATING AT PREMISES BEING PROTECTED
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