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发明名称
Verfahren zur Herstellung von Metallrohren in Strangpressen
摘要
申请公布号
DE510895(C)
申请公布日期
1930.10.24
申请号
DE1929H120322D
申请日期
1929.02.12
申请人
HYDRAULIK G.M.B.H.;OSWIG SCHLENSTEDT
发明人
分类号
B21C23/21
主分类号
B21C23/21
代理机构
代理人
主权项
地址
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