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发明名称
Procédé pour l'amélioration du tréfilage de fils et de profilés en fer et en acier
摘要
申请公布号
FR1030189(A)
申请公布日期
1953.06.10
申请号
FRD1030189
申请日期
1950.12.27
申请人
CONTINENTALE PARKER
发明人
分类号
B21C37/00;C23C22/14
主分类号
B21C37/00
代理机构
代理人
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