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发明名称
摘要
申请公布号
JPH0538716(U)
申请公布日期
1993.05.25
申请号
JP19910064150U
申请日期
1991.07.19
申请人
发明人
分类号
G02B6/46;G02B6/00;G02B6/44;H01B7/18;H01B11/22;(IPC1-7):H01B7/18
主分类号
G02B6/46
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