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发明名称
摘要
申请公布号
JPH0112197(Y2)
申请公布日期
1989.04.10
申请号
JP19810160324U
申请日期
1981.10.29
申请人
发明人
分类号
G01N33/20;G01N17/00;G01N33/26;G01N33/28;(IPC1-7):G01N33/28
主分类号
G01N33/20
代理机构
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