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发明名称
Method of arc welding
摘要
申请公布号
US2220576(A)
申请公布日期
1940.11.05
申请号
US19380224818
申请日期
1938.08.13
申请人
THE BABCOCK & WILCOX COMPANY
发明人
MACKUSICK MEREDITH H.
分类号
B23K9/14
主分类号
B23K9/14
代理机构
代理人
主权项
地址
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