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发明名称
摘要
申请公布号
JPS62118216(U)
申请公布日期
1987.07.27
申请号
JP19860004521U
申请日期
1986.01.18
申请人
发明人
分类号
G02B7/04;G02B7/10;(IPC1-7):G02B7/04
主分类号
G02B7/04
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代理人
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