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发明名称
OPTISCHE VERSTAERKER.
摘要
申请公布号
AT74474(T)
申请公布日期
1992.04.15
申请号
AT19870304027T
申请日期
1987.05.05
申请人
BRITISH TELECOMMUNICATIONS PUBLIC LIMITED COMPANY
发明人
O'MAHONY, MICHAEL JOHN
分类号
G02B6/42;H01S3/00;H04B10/29;(IPC1-7):H01S3/00;H01S3/085;H04B10/16
主分类号
G02B6/42
代理机构
代理人
主权项
地址
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