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发明名称
CIRCUIT FOR INSERTING BIDIRECTIONAL OPTICAL BRANCH
摘要
申请公布号
JPS59117339(U)
申请公布日期
1984.08.08
申请号
JP19830010581U
申请日期
1983.01.26
申请人
发明人
分类号
A01F25/00;(IPC1-7):A01F25/00
主分类号
A01F25/00
代理机构
代理人
主权项
地址
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