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发明名称
Material separation device
摘要
申请公布号
US2269583(A)
申请公布日期
1942.01.13
申请号
US19390254493
申请日期
1939.02.03
申请人
发明人
DROMGOLD FRANK A.
分类号
B03D1/16
主分类号
B03D1/16
代理机构
代理人
主权项
地址
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