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经营范围
发明名称
ORE SMELTING METHOD
摘要
申请公布号
CA330415(A)
申请公布日期
1933.02.28
申请号
CAD330415
申请日期
申请人
HARRY H. STOUT;JOHN M. SAMUEL
发明人
JOHN M. SAMUEL;HARRY H. STOUT
分类号
主分类号
代理机构
代理人
主权项
地址
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