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发明名称
Centrifugal gold and mineral separator
摘要
申请公布号
US1854253(A)
申请公布日期
1932.04.19
申请号
US19300481283
申请日期
1930.09.11
申请人
OATMER GERMOND
发明人
GERMOND OATMER
分类号
B03B5/32
主分类号
B03B5/32
代理机构
代理人
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