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经营范围
发明名称
Ziehrollenkopf fuer das Kaltziehen von Rohren
摘要
申请公布号
DE890937(C)
申请公布日期
1953.09.24
申请号
DE1951W005661
申请日期
1951.04.25
申请人
WESTDEUTSCHE MANNESMANNROEHREN AKTIENGESELLSCHAFT
发明人
SAENGER ERNST
分类号
B21C3/08
主分类号
B21C3/08
代理机构
代理人
主权项
地址
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