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经营范围
发明名称
PILGERSCHRITTWALZWERK
摘要
申请公布号
DE2804504(A1)
申请公布日期
1978.08.17
申请号
DE19782804504
申请日期
1978.02.02
申请人
VALLOUREC(USINES A TUBES DE LORRAINE-ESCAUT ET VALLOUREC REUNIES),S.A.
发明人
PEYTAVIN,PIERRE
分类号
B21B21/00;B21B21/04;(IPC1-7):B21B21/00
主分类号
B21B21/00
代理机构
代理人
主权项
地址
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