U.S. federal trademark · Serial No. 73129841 · Reg. No. 1083303
SELF-CONTAINED PACKAGE FOR LOUDSPEAKER PAGING THROUGH PBX, PABX, OR KEY TELEPHONE SYSTEMS, WHICH IS UTILIZED IN ASSOCIATION WITH THE TELEPHONE SYSTEM WITHIN THE SUBSCIBER'S PREMISES TO ORIGINATE LOUDSPEAKER ANNOUNCEMENTS, INCLUDING A BACKGROUND MUSIC OPTION
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