发明名称 PROGRAMMABLE, CALLER IDENTIFICATION TELEPHONE ALERTING DEVICE
摘要 A telephone answering device provides an audible signal that corresponds to the category of incoming calls, in accordance with a programmed allocation of caller identification numbers effected by the person acting as a recipient of calls.
申请公布号 CA2105543(A1) 申请公布日期 1995.03.04
申请号 CA19932105543 申请日期 1993.09.03
申请人 REIDPATH, VERNON 发明人 REIDPATH, VERNON
分类号 H04M1/663;(IPC1-7):H04M1/57 主分类号 H04M1/663
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