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发明名称
Extrusion and stretch-straightening apparatus and method
摘要
申请公布号
US3018885(A)
申请公布日期
1962.01.30
申请号
US19580732666
申请日期
1958.05.02
申请人
ALUMINUM COMPANY OF AMERICA
发明人
TRAUTMAN LEONARD H.
分类号
B21C35/03
主分类号
B21C35/03
代理机构
代理人
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地址
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