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发明名称
摘要
申请公布号
JPH0337415(U)
申请公布日期
1991.04.11
申请号
JP19890098992U
申请日期
1989.08.24
申请人
发明人
分类号
G02C5/08;(IPC1-7):G02C5/08
主分类号
G02C5/08
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