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经营范围
发明名称
AUTOMATIC ANSWERING TELEPHONE SYSTEM
摘要
申请公布号
JPH01212155(A)
申请公布日期
1989.08.25
申请号
JP19880035226
申请日期
1988.02.19
申请人
HITACHI LTD
发明人
TADAMURA KATSUMI;NAKANE KEIICHI
分类号
H04M1/64
主分类号
H04M1/64
代理机构
代理人
主权项
地址
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