发明名称 Total service telephone answering system
摘要 A total service telephone answering system including answering machines, for carrying on a programmed telephone conversation with a respondent, having an interface with the telephone line, and a control for altering the course of the programmed conversation when a disconnect signal is passed by the interface. The system contemplates serving a multiplicity of incoming telephone with a number of line operator stations, with the capability of overflow calls being handled by the answering machines. The system also includes a concentrator which continuously sweeps the incoming telephone lines to select any line having an unanswered call, continuously sweeps the answering machines to identify an available machine, and then effects a connection between the selected telephone line and the available machine.
申请公布号 US4328396(A) 申请公布日期 1982.05.04
申请号 US19770856105 申请日期 1977.11.30
申请人 THEIS, PETER F. 发明人 THEIS, PETER F.
分类号 H04M3/42;H04M3/493;H04M3/51;H04M3/527;H04Q3/00;(IPC1-7):H04M11/10;G11B19/00 主分类号 H04M3/42
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