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发明名称
Verfahren fuer Konferenzverbindungen in rechnergesteuerten digitalen Fernsprechvermittlungsanlagen
摘要
申请公布号
DE3706128(C1)
申请公布日期
1988.08.18
申请号
DE19873706128
申请日期
1987.02.23
申请人
DEUTSCHE TELEPHONWERKE UND KABELINDUSTRIE AG, 1000 BERLIN, DE
发明人
KLOSE, REINHARD;SCHROETER, JUERGEN, 1000 BERLIN, DE
分类号
H04M3/56;(IPC1-7):H04Q11/04
主分类号
H04M3/56
代理机构
代理人
主权项
地址
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