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经营范围
发明名称
Procédé de forgeage notamment de pièces tubulaires, par exemple d'ébauches d'écrous, machine pour la mise en oeuvre du procédé et pièces forgées ainsi obtenues
摘要
申请公布号
FR1473347(A)
申请公布日期
1967.03.17
申请号
FR19660049754
申请日期
1966.02.16
申请人
THE NATIONAL MACHINERY COMPANY
发明人
分类号
B21K1/64;B21K1/68
主分类号
B21K1/64
代理机构
代理人
主权项
地址
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