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发明名称
Procédé de forgeage de tubes par machines à mouvement alternatif rapide
摘要
申请公布号
FR82012(E)
申请公布日期
1963.12.13
申请号
FR19620899880
申请日期
1962.06.06
申请人
发明人
HUET ANDRE
分类号
B21C37/15
主分类号
B21C37/15
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代理人
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