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发明名称
Vorrichtung und Verfahren zum Haerten von Umdrehungskoerpern
摘要
申请公布号
DE650550(C)
申请公布日期
1937.09.27
申请号
DE1932W089597D
申请日期
1932.08.03
申请人
PAUL WAGNER
发明人
分类号
C21D9/28
主分类号
C21D9/28
代理机构
代理人
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