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经营范围
发明名称
INCOMING RESPONSE SYSTEM
摘要
PURPOSE:To ensure an easy response to the incoming call sent from the extension without any special operation, by having an off-hook through an optional telephone set within the incoming response group.
申请公布号
JPS5390704(A)
申请公布日期
1978.08.09
申请号
JP19770004370
申请日期
1977.01.20
申请人
NIPPON ELECTRIC CO
发明人
MIYAHARA YASUO
分类号
H04Q3/58;H04Q3/62
主分类号
H04Q3/58
代理机构
代理人
主权项
地址
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