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发明名称
Zinc smelting
摘要
申请公布号
US2682462(A)
申请公布日期
1954.06.29
申请号
US19530374322
申请日期
1953.08.14
申请人
THE NATIONAL SMELTING COMPANY LIMITED
发明人
WOODS STEPHEN ESSELMONT
分类号
C22B19/36
主分类号
C22B19/36
代理机构
代理人
主权项
地址
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