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发明名称
ORIGINATION AND TERMINATION CONTROL SYSTEM OF PRIVATE BRANCH EXCHANGE SYSTEM
摘要
申请公布号
JPH04104696(A)
申请公布日期
1992.04.07
申请号
JP19900221249
申请日期
1990.08.24
申请人
HITACHI TELECOM TECHNOL LTD
发明人
SAITOU SHINJI;KUGE YUTAKA;NUMATA KOICHI
分类号
H04Q3/58
主分类号
H04Q3/58
代理机构
代理人
主权项
地址
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