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发明名称
DIRECTIONAL OPTICAL FIBRE SIGNAL TAPPING ASSEMBLY
摘要
申请公布号
GB2040493(B)
申请公布日期
1983.03.09
申请号
GB19800000725
申请日期
1980.01.09
申请人
WEC
发明人
分类号
H04B10/00;G02B6/28;H04B10/08;(IPC1-7):G02B5/14
主分类号
H04B10/00
代理机构
代理人
主权项
地址
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