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经营范围
发明名称
AUTOMATIC ANSWERING TELEPHONE SET
摘要
PURPOSE:To rewind accurately the recording tape as long as the length that an incoming message has been recorded by recording a control signal on the 2nd track simultaneously recording the incoming message.
申请公布号
JPS5396609(A)
申请公布日期
1978.08.24
申请号
JP19770010988
申请日期
1977.02.03
申请人
NIPPON ELECTRIC CO
发明人
JIN YOSHITAKA
分类号
H04M1/65;H04M1/652
主分类号
H04M1/65
代理机构
代理人
主权项
地址
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