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发明名称
Perfectionnements aux installations pour traiter thermiquement des pièces
摘要
申请公布号
FR862745(A)
申请公布日期
1941.03.13
申请号
FRD862745
申请日期
1940.01.04
申请人
THE OHIO CRANKSCHAFT COMPANY
发明人
分类号
C21D9/30;H05B6/10
主分类号
C21D9/30
代理机构
代理人
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