发明名称 Beeper simulator for a telephone answering apparatus
摘要 A beeper simulator for a telephone answering apparatus which produces onto the telephone line a beeper signal to operate the apparatus in response to digits being dialed onto the telephone from a remote telephone. When preselected digits representing a code are entered onto a remote telephone, the digits are detected by the beeper simulator. It then causes a signal generating means to emit the particular beeper signal needed for operation of the telephone answering apparatus. The beeper simulator can be initialized so that it will produce the particular beeper signal needed to operate the particular telephone answering apparatus.
申请公布号 US4469915(A) 申请公布日期 1984.09.04
申请号 US19820419788 申请日期 1982.09.20
申请人 LAX, JACOB;GOLDNER, SANDOR 发明人 LAX, JACOB;GOLDNER, SANDOR
分类号 H04M1/652;(IPC1-7):H04M1/65;H04M11/00 主分类号 H04M1/652
代理机构 代理人
主权项
地址