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发明名称
摘要
申请公布号
JPS62123619(U)
申请公布日期
1987.08.06
申请号
JP19860012158U
申请日期
1986.01.29
申请人
发明人
分类号
G02C5/20;(IPC1-7):G02C5/20
主分类号
G02C5/20
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代理人
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