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发明名称
摘要
申请公布号
JP2599353(B2)
申请公布日期
1997.04.09
申请号
JP19850133257
申请日期
1985.06.19
申请人
发明人
分类号
G02B7/02;G11B7/135;(IPC1-7):G02B7/02
主分类号
G02B7/02
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