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发明名称
摘要
申请公布号
JPS63502619(A)
申请公布日期
1988.09.29
申请号
JP19860500292
申请日期
1986.12.29
申请人
发明人
分类号
G02B6/12;G02B6/122;G02B6/28;G02B6/30
主分类号
G02B6/12
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代理人
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