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发明名称
Steel roll composition
摘要
申请公布号
US2069260(A)
申请公布日期
1937.02.02
申请号
US19330671721
申请日期
1933.05.18
申请人
THE NITRALLOY CORPORATION
发明人
MERTEN WILLIAM J.
分类号
C22C38/24;C23C8/00
主分类号
C22C38/24
代理机构
代理人
主权项
地址
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