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经营范围
发明名称
摘要
申请公布号
JPH0288151(U)
申请公布日期
1990.07.12
申请号
JP19880167178U
申请日期
1988.12.23
申请人
发明人
分类号
G01N3/20;(IPC1-7):G01N3/20
主分类号
G01N3/20
代理机构
代理人
主权项
地址
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