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发明名称
ECHOKOMPENSATORSYSTEME.
摘要
申请公布号
AT38753(T)
申请公布日期
1988.12.15
申请号
AT19840110389T
申请日期
1984.08.31
申请人
NEC CORPORATION
发明人
HAGIWARA, YUKIO C/O NEC CORPORATION
分类号
H04B3/23;(IPC1-7):H04B3/23
主分类号
H04B3/23
代理机构
代理人
主权项
地址
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