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发明名称
摘要
申请公布号
JPH0171651(U)
申请公布日期
1989.05.12
申请号
JP19870168603U
申请日期
1987.11.04
申请人
发明人
分类号
G01N15/06;G01N21/17;(IPC1-7):G01N15/06
主分类号
G01N15/06
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代理人
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