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经营范围
发明名称
AN IMPROVED OPTICAL WAVEGUIDE COMPONENT
摘要
申请公布号
GB9105436(D0)
申请公布日期
1991.05.01
申请号
GB19910005436
申请日期
1991.03.14
申请人
BICC PUBLIC LIMITED COMPANY
发明人
分类号
G02B6/122
主分类号
G02B6/122
代理机构
代理人
主权项
地址
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