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发明名称
Method for making metal articles
摘要
申请公布号
US2966740(A)
申请公布日期
1961.01.03
申请号
US19530401236
申请日期
1953.12.30
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
MACHA EDWARD A.;SCHUFF BERNARD W.
分类号
B21D26/06
主分类号
B21D26/06
代理机构
代理人
主权项
地址
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