发明名称 Telecommunication system with improved area codes
摘要 An apparatus and/or method for routing telephone calls to a communications device of a particular subscriber within an area code. A preferred embodiment is a system for routing a telephone call from a caller to a specific communications device situated in an area identified by an area code, said system comprising: means for assigning a first telephone number to a particular subscriber; and means for routing the telephone call to the specific communications device of the particular subscriber; wherein said area code is a two-character U.S. postal state abbreviation.
申请公布号 US7848508(B1) 申请公布日期 2010.12.07
申请号 US20080228717 申请日期 2008.08.15
申请人 CHARTRAND VICTOR 发明人 CHARTRAND VICTOR
分类号 H04M7/00;H04M1/56;H04M15/06 主分类号 H04M7/00
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