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经营范围
发明名称
Optical retromodulator
摘要
申请公布号
GB2109121(A)
申请公布日期
1983.05.25
申请号
GB19810033053
申请日期
1981.11.03
申请人
* STANDARD TELEPHONES AND CABLES LIMITED
发明人
JOHN STUART * HEEKS
分类号
G02F1/03;(IPC1-7):G02F1/03
主分类号
G02F1/03
代理机构
代理人
主权项
地址
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