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经营范围
发明名称
摘要
申请公布号
SU560177(A1)
申请公布日期
1977.05.30
申请号
SU19742000192
申请日期
1974.02.25
申请人
发明人
分类号
G01N29/04;G01N29/44;(IPC1-7):G01N29/04
主分类号
G01N29/04
代理机构
代理人
主权项
地址
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