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发明名称
摘要
申请公布号
JPS62158401(U)
申请公布日期
1987.10.08
申请号
JP19860046035U
申请日期
1986.03.31
申请人
发明人
分类号
G02B6/44;G02B6/00;G02B6/46;H02G7/22;(IPC1-7):G02B6/00
主分类号
G02B6/44
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