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发明名称
Apparatus for the separation of solid materials of different specific gravities
摘要
申请公布号
US2100670(A)
申请公布日期
1937.11.30
申请号
US19320643258
申请日期
1932.11.18
申请人
GEORGE RAW
发明人
RAW GEORGE
分类号
B03B4/04
主分类号
B03B4/04
代理机构
代理人
主权项
地址
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