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发明名称
Process for the hot shaping of a steel
摘要
申请公布号
GB402972(A)
申请公布日期
1933.12.14
申请号
GB19330007090
申请日期
1933.03.08
申请人
HERMAN JOHAN VAN ROYEN
发明人
分类号
C21D7/13
主分类号
C21D7/13
代理机构
代理人
主权项
地址
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