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发明名称
Verfahren zum Abstreifen des durch Ziehen eines gekruemmten Dornes durch ein gerades Rohrstueck hergestellten Rohrbogens vom gekruemmten Dornende
摘要
申请公布号
DE592521(C)
申请公布日期
1934.02.08
申请号
DENDATSC99296D
申请日期
申请人
JAKOB SCHMITZ
发明人
分类号
B21D9/12
主分类号
B21D9/12
代理机构
代理人
主权项
地址
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