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发明名称
摘要
申请公布号
JP2810614(B2)
申请公布日期
1998.10.15
申请号
JP19930142366
申请日期
1993.06.14
申请人
发明人
分类号
G02B7/08;G02B7/10;G03B5/00;G03B17/04;(IPC1-7):G03B17/04
主分类号
G02B7/08
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