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发明名称
Improvements relating to iron and steel alloys
摘要
申请公布号
GB374541(A)
申请公布日期
1932.06.16
申请号
GB19310008516
申请日期
1931.03.19
申请人
FRIED. KRUPP AKTIENGESELLSCHAFT
发明人
分类号
C22C38/12
主分类号
C22C38/12
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代理人
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