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经营范围
发明名称
Improvements in or relating to steels
摘要
申请公布号
GB962915(A)
申请公布日期
1964.07.08
申请号
GB19610005768
申请日期
1961.02.16
申请人
NATIONAL STEEL CORPORATION
发明人
ALTENBURGER CLARENCE LOUIS;BOURKE FREDERIC AVERY
分类号
C22C38/12
主分类号
C22C38/12
代理机构
代理人
主权项
地址
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