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发明名称
摘要
申请公布号
JPH0610345(Y2)
申请公布日期
1994.03.16
申请号
JP19880120170U
申请日期
1988.09.12
申请人
发明人
分类号
G02C5/22;(IPC1-7):G02C5/22
主分类号
G02C5/22
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代理人
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