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发明名称
Verfahren und Vorrichtung zum faltenlosen Einziehen von Rohren für die Herstellung von Metallgefässen, insbesondere zum Einzeihen von dünnwandigen Metallrohren
摘要
申请公布号
CH322716(A)
申请公布日期
1957.06.30
申请号
CHD322716
申请日期
1953.12.16
申请人
WEISSE,ERNST,DR. ING.
发明人
ING. WEISSE,ERNST,DR.
分类号
B21D41/04
主分类号
B21D41/04
代理机构
代理人
主权项
地址
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