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经营范围
发明名称
Magnetic separator
摘要
申请公布号
US2256728(A)
申请公布日期
1941.09.23
申请号
US19380221062
申请日期
1938.07.25
申请人
STEARNS MAGNETIC MFG. CO.
发明人
STEARNS ROSWELL H.
分类号
B03C1/035
主分类号
B03C1/035
代理机构
代理人
主权项
地址
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