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发明名称
Pulse density modulation fibre-optic system
摘要
申请公布号
GB2187365(A)
申请公布日期
1987.09.03
申请号
GB19860005137
申请日期
1986.03.01
申请人
* STC PLC
发明人
WILLIAM HUGH * POWELL
分类号
H04J3/04;H04J3/06;H04J7/00;H04J14/08;H04L7/04;H04L7/08;H04N7/58;(IPC1-7):H04J3/00
主分类号
H04J3/04
代理机构
代理人
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地址
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