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发明名称
DUPLEXUEBERTRAGUNGSSYSTEM FUER DIGITALE FERNSPRECHER.
摘要
申请公布号
AT72366(T)
申请公布日期
1992.02.15
申请号
AT19850400620T
申请日期
1985.03.29
申请人
ALCATEL N.V.
发明人
UPP, DANIEL CLAY
分类号
H04B3/54;H04L5/14;(IPC1-7):H04L5/14
主分类号
H04B3/54
代理机构
代理人
主权项
地址
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