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发明名称
Mineral separator
摘要
申请公布号
US2305020(A)
申请公布日期
1942.12.15
申请号
US19420458308
申请日期
1942.09.14
申请人
MAU HUGO A
发明人
MAU HUGO A.
分类号
B03B5/64
主分类号
B03B5/64
代理机构
代理人
主权项
地址
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