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发明名称
ISDN AUTOMATIC ANSWERING TELEPHONE SYSTEM
摘要
申请公布号
JPH04192855(A)
申请公布日期
1992.07.13
申请号
JP19900321161
申请日期
1990.11.27
申请人
NEC CORP
发明人
SAITO HIROMI
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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