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发明名称
Method for determining hardenability of steel
摘要
申请公布号
US2559016(A)
申请公布日期
1951.07.03
申请号
US19450596921
申请日期
1945.05.31
申请人
UNITED STATES STEEL COMPANY
发明人
GROSSMANN MARCUS A.
分类号
G01N33/20
主分类号
G01N33/20
代理机构
代理人
主权项
地址
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