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发明名称
摘要
申请公布号
JP2601977(Y2)
申请公布日期
1999.12.13
申请号
JP19910036227U
申请日期
1991.04.20
申请人
发明人
分类号
G01N21/61;(IPC1-7):G01N21/61
主分类号
G01N21/61
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代理人
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