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发明名称
Verfahren und Vorrichtung zum Glaetten und Fertigverformen kaltgepilgerter metallischer Hohlwerkstuecke
摘要
申请公布号
DE841896(C)
申请公布日期
1952.06.19
申请号
DE1943W001267D
申请日期
1943.05.08
申请人
WIELAND-WERKE A. G.
发明人
WALTER KARL
分类号
B21B21/00
主分类号
B21B21/00
代理机构
代理人
主权项
地址
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