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发明名称
CONTROLLED ARC WELDING
摘要
申请公布号
CA860475(A)
申请公布日期
1971.01.05
申请号
CAD860475
申请日期
申请人
THE WELDING INSTITUTE
发明人
EDWARD C. PARTINGTON;JAMES C. NEEDHAM
分类号
主分类号
代理机构
代理人
主权项
地址
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