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发明名称
Verfahren zur Herstellung von Rohren
摘要
申请公布号
DE881489(C)
申请公布日期
1953.06.29
申请号
DE1944D002898D
申请日期
1944.06.20
申请人
RHEINISCHE ROEHRENWERKE AKTIENGESELLSCHAFT
发明人
LASSEK HERMANN DR.;HOERMANN ERICH DR.
分类号
B21C37/12
主分类号
B21C37/12
代理机构
代理人
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