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发明名称
OPTICAL BRANCHING/COUPLING DEVICE
摘要
申请公布号
JPH02150808(A)
申请公布日期
1990.06.11
申请号
JP19880304045
申请日期
1988.12.02
申请人
FURUKAWA ELECTRIC CO LTD:THE
发明人
SAITO MASAMI;YAMAMOTO ICHIRO
分类号
G02B6/28
主分类号
G02B6/28
代理机构
代理人
主权项
地址
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