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发明名称
METHOD TO GUARANTEE THE OPERATION OF A PROGRAMME-CONTROLLED SWITCHING EXCHANGE
摘要
申请公布号
EP0257314(A3)
申请公布日期
1989.08.23
申请号
EP19870110766
申请日期
1987.07.24
申请人
SIEMENS AKTIENGESELLSCHAFT
发明人
LESINSKI, GEORG, DIPL.-ING.
分类号
H04L12/50;H04M3/22;H04Q3/545;(IPC1-7):H04Q3/545;H04L11/00
主分类号
H04L12/50
代理机构
代理人
主权项
地址
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