U.S. federal trademark · Serial No. 72208360 · Reg. No. 0819652
MECHANISM ATTACHED TO A TELEPHONE WHICH AUTOMATICALLY DIALS A GIVEN NUMBER IN RESPONSE TO A SIGNAL SUCH AS A FIRE, FORCIBLE ENTRY INTO THE PREMISES, ETC., AND THEREAFTER TRANSMITS A PREDETERMINED MESSAGE BY SIGNALS CREATED BY PULSING, TONE, LIGHT WAVES, VOICE AND OTHER ADAPTABLE SIGNALING METHODS WHEN THE DIALED NUMBER RESPONDS
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