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发明名称
摘要
申请公布号
JPS55108959(U)
申请公布日期
1980.07.30
申请号
JP19790007966U
申请日期
1979.01.24
申请人
发明人
分类号
G01N21/41;(IPC1-7):G01N21/41
主分类号
G01N21/41
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代理人
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地址
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