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发明名称
Improvements in the heat treatment of duplex iron and steel bodies
摘要
申请公布号
GB618009(A)
申请公布日期
1949.02.15
申请号
GB19460030538
申请日期
1946.10.14
申请人
ISTHMIAN METALS, INC.
发明人
分类号
B22F7/02;F42B14/02
主分类号
B22F7/02
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代理人
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