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发明名称
VORRICHTUNG ZUR KORNGROESSENANALYSE IM ZENTRIFUGALFELD
摘要
申请公布号
DD141864(B1)
申请公布日期
1981.12.30
申请号
DD19790211221
申请日期
1979.02.26
申请人
发明人
分类号
G01N15/04
主分类号
G01N15/04
代理机构
代理人
主权项
地址
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