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发明名称
Procédé de fabrication de tubes sans soudure et dispositif pour la réalisation du procédé
摘要
申请公布号
FR1222368(A)
申请公布日期
1960.06.09
申请号
FR19595917399
申请日期
1959.04.28
申请人
TH. CALOW & CO
发明人
LINDEMANN HANS
分类号
B21C23/08
主分类号
B21C23/08
代理机构
代理人
主权项
地址
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