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发明名称
摘要
申请公布号
JPS6233049(U)
申请公布日期
1987.02.27
申请号
JP19850122579U
申请日期
1985.08.09
申请人
发明人
分类号
G03D15/00;G03C11/02;(IPC1-7):G03C11/02
主分类号
G03D15/00
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