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发明名称
Procédé et dispositif de fabrication de tubes à joints de soudure longitudinaux
摘要
申请公布号
FR1214050(A)
申请公布日期
1960.04.05
申请号
FRD1214050
申请日期
1959.01.20
申请人
发明人
MORSBACH PAUL
分类号
B21C37/08
主分类号
B21C37/08
代理机构
代理人
主权项
地址
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