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发明名称
PRIVATE TELECOMMUNICATION EXCHANGE FOR BROADBAND SIGNAL TRANSMISSION
摘要
申请公布号
EP0333126(A3)
申请公布日期
1990.06.06
申请号
EP19890104485
申请日期
1989.03.14
申请人
NIXDORF COMPUTER AKTIENGESELLSCHAFT
发明人
LERCH, PETER;NIEMEIER, HUBERT, DR.;BLITZ, ANDRE
分类号
H04Q11/04;(IPC1-7):H04Q3/62;H04M11/06
主分类号
H04Q11/04
代理机构
代理人
主权项
地址
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