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发明名称
Verfahren und Einrichtung zum Herstellen hohler, doppelwandiger, an einem Ende geschlossener und am anderen Ende offener Rotationskoerper
摘要
申请公布号
DE943588(C)
申请公布日期
1956.05.24
申请号
DE1952S028468
申请日期
1952.05.09
申请人
SIEGERLAENDER KUPFERWERKE G.M.B.H.
发明人
SCHLEIFENBAUM RUDOLF;HERLING HERMANN
分类号
B21D51/00;B21K21/00
主分类号
B21D51/00
代理机构
代理人
主权项
地址
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