发明名称 Automatic telephone silencer
摘要 Apparatus is provided for automatically silencing a telephone ringer. In accordance with one aspect, the apparatus places the telephone's ringer under the control of a 24-hour timer so that once the timer is set, the ringer will automatically be silenced for one or more prescribed periods of time on a daily basis. In accordance with another aspect, the apparatus automatically silences the telephone's ringer in conjunction with the setting and shutting off of an alarm clock. In accordance with a further aspect, the apparatus silences the telephone's ringer in conjunction with both the operation of a 24-hour timer and the setting and shutting off of an alarm clock.
申请公布号 US4480154(A) 申请公布日期 1984.10.30
申请号 US19830495088 申请日期 1983.05.16
申请人 KLEE, MAURICE M. 发明人 KLEE, MAURICE M.
分类号 H04M1/663;H04M19/04;(IPC1-7):H04M1/21;H04M11/02 主分类号 H04M1/663
代理机构 代理人
主权项
地址