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经营范围
发明名称
Programm-controlled communications system, especially switching exchange
摘要
申请公布号
EP0472775(B1)
申请公布日期
1996.02.07
申请号
EP19900116789
申请日期
1990.08.31
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
LEIMKOETTER, ULRICH, DIPL.-ING.
分类号
H04Q3/545;(IPC1-7):H04Q3/545
主分类号
H04Q3/545
代理机构
代理人
主权项
地址
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