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经营范围
发明名称
Electric metallurgical apparatus
摘要
申请公布号
US2531964(A)
申请公布日期
1950.11.28
申请号
US19490078742
申请日期
1949.02.28
申请人
ANGLO AMERICAN CORPORATION OF SOUTH AFRICA LIMITED
发明人
BEAN DAVID R.
分类号
C22B5/16
主分类号
C22B5/16
代理机构
代理人
主权项
地址
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