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发明名称
摘要
申请公布号
JPS6311639(Y2)
申请公布日期
1988.04.05
申请号
JP19800092717U
申请日期
1980.06.30
申请人
发明人
分类号
G01N23/223;G01N1/00;G01N1/28;(IPC1-7):G01N23/223
主分类号
G01N23/223
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