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发明名称
Device to separate minerals by specific weight
摘要
申请公布号
US2889044(A)
申请公布日期
1959.06.02
申请号
US19550510360
申请日期
1955.05.23
申请人
PAUL O. TOBELER
发明人
CLOOS ERNST
分类号
B03B5/62
主分类号
B03B5/62
代理机构
代理人
主权项
地址
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