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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
GB1169393(A)
申请公布日期
1969.11.05
申请号
GB19670002039
申请日期
1967.01.13
申请人
UGINE KUHLMANN
发明人
分类号
C21D8/00;C22C38/44;C22C38/58
主分类号
C21D8/00
代理机构
代理人
主权项
地址
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