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经营范围
发明名称
OPTICAL FIBRE CABLE
摘要
申请公布号
GB1506405(A)
申请公布日期
1978.04.05
申请号
GB19750024356
申请日期
1975.06.06
申请人
SUMITOMO ELECTRIC IND LTD
发明人
分类号
G02B6/44;(IPC1-7):G02B5/14
主分类号
G02B6/44
代理机构
代理人
主权项
地址
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