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发明名称
VERFAHREN UND VORRICHTUNG ZUR HERSTELLUNG VON ROHRBOGEN
摘要
申请公布号
AT360819(B)
申请公布日期
1981.02.10
申请号
AT19780003066
申请日期
1978.04.27
申请人
SIDRO ROHRBOGEN GMBH
发明人
分类号
B21D9/00;B21C37/28;B21D9/12;(IPC1-7):B21D51/38
主分类号
B21D9/00
代理机构
代理人
主权项
地址
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