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经营范围
发明名称
Verfahren und Vorrichtung zur Vermeidung von Biegungsfehlern oder Spannungsverzerrungen bei der Fertigverarbeitung von Metall-, insbesondere kohlenstoffarmen Stahlblechen
摘要
申请公布号
DE680777(C)
申请公布日期
1939.09.07
申请号
DE1933B163727D
申请日期
1933.12.30
申请人
BETHLEHEM STEEL COMPANY
发明人
分类号
C21D8/02
主分类号
C21D8/02
代理机构
代理人
主权项
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