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发明名称
ANLAGE ZUR HERSTELLUNG VON NAHTLOSEN METALLROHREN GROSSEN DURCHMESSERS
摘要
申请公布号
DE2949970(A1)
申请公布日期
1980.07.03
申请号
DE19792949970
申请日期
1979.12.12
申请人
VALLOUREC S.A.
发明人
VERDICKT,JACQUES
分类号
B21B23/00;(IPC1-7):B21B19/04
主分类号
B21B23/00
代理机构
代理人
主权项
地址
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