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发明名称
摘要
申请公布号
JPS5260385(U)
申请公布日期
1977.05.02
申请号
JP19750147148U
申请日期
1975.10.28
申请人
发明人
分类号
G01N21/90;(IPC1-7):G01N21/32
主分类号
G01N21/90
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代理人
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地址
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