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发明名称
Verfahren zur vorbereitenden Bearbeitung von an beiden Enden verjuengten Metallgussstuecken (Barren) fuer das nachfolgende Walzen
摘要
申请公布号
DE677414(C)
申请公布日期
1939.06.24
申请号
DE1935A077200D
申请日期
1935.09.29
申请人
AMERICAN SMELTING AND REFINING COMPANY
发明人
分类号
B23C3/14
主分类号
B23C3/14
代理机构
代理人
主权项
地址
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