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发明名称
Vorrichtung zum Ein- und Ausbauen sowie zum Kuehlen und Einfetten der fuer Rohrwalzwerke bestimmten Dorne
摘要
申请公布号
DE725839(C)
申请公布日期
1942.10.01
申请号
DE1939E052051D
申请日期
1939.01.08
申请人
WILHELM H. ENGELBERTZ
发明人
ENGELBERTZ WILHELM H.
分类号
B21B25/06
主分类号
B21B25/06
代理机构
代理人
主权项
地址
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