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发明名称
METHODS OF COLD EXTRUDING AND COLD DRAWING METALS
摘要
申请公布号
CA663060(A)
申请公布日期
1963.05.14
申请号
CAD663060
申请日期
申请人
SOCIETE FRITZ MARTI AND FILS
发明人
FREDERIC MARTI
分类号
主分类号
代理机构
代理人
主权项
地址
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