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经营范围
发明名称
Magnetic separator
摘要
申请公布号
US2564593(A)
申请公布日期
1951.08.14
申请号
US19470731854
申请日期
1947.03.01
申请人
BARNES DRILL CO.
发明人
CALDWELL HARRY J.
分类号
B03C1/10
主分类号
B03C1/10
代理机构
代理人
主权项
地址
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