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发明名称
Improvements relating to processes and apparatus for the surface hardening of steel objects
摘要
申请公布号
GB697862(A)
申请公布日期
1953.09.30
申请号
GB19510003867
申请日期
1951.02.16
申请人
PAUL CARL PEDDINGHAUS;WERNER PEDDINGHAUS
发明人
分类号
C21D1/08
主分类号
C21D1/08
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