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发明名称
Improvements relating to alloy steels for use at elevated temperatures
摘要
申请公布号
GB722809(A)
申请公布日期
1955.02.02
申请号
GB19510019951
申请日期
1951.08.23
申请人
HENRY WILLIAM KIRBY;CHARLES SYKES, F.R.S.;CHARLES STOKES
发明人
分类号
C21D8/00
主分类号
C21D8/00
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