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发明名称
摘要
申请公布号
JPH0281522(U)
申请公布日期
1990.06.22
申请号
JP19880159510U
申请日期
1988.12.09
申请人
发明人
分类号
G02C13/00;A45C11/04;A61L2/00;(IPC1-7):G02C13/00
主分类号
G02C13/00
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