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发明名称
IMPROVED TELECOMMUNICATIONS SWITCHING NETWORK USING DIGITAL SWITCHING MODULES
摘要
申请公布号
IE52018(B1)
申请公布日期
1987.05.27
申请号
IE19810000915
申请日期
1981.04.23
申请人
THE PLESSEY COMPANY PLC
发明人
分类号
H04Q11/08;(IPC1-7):H04Q11/04
主分类号
H04Q11/08
代理机构
代理人
主权项
地址
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