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发明名称
摘要
申请公布号
SU443302(A1)
申请公布日期
1974.09.15
申请号
SU19711651026
申请日期
1971.04.27
申请人
发明人
分类号
(IPC1-7):G01N27/46
主分类号
(IPC1-7):G01N27/46
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代理人
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地址
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