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发明名称
VERFAHREN UND EINRICHTUNG ZUM REDUZIEREN VON ROHREN DURCH KALTZIEHEN
摘要
申请公布号
DE2131874(A1)
申请公布日期
1973.01.11
申请号
DE19712131874
申请日期
1971.06.26
申请人
BENTELER WERKE AG,WERK NEUHAUS
发明人
BENTELER,HELMUT,DR.;HARTMANN,FRANZ-JOSEF,DIPL.-ING.;HEFENDEHL,HEINZ
分类号
B21C1/04;B21C1/12;(IPC1-7):B21C1/04
主分类号
B21C1/04
代理机构
代理人
主权项
地址
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