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发明名称
Alternating current electric arc welding
摘要
申请公布号
US2745990(A)
申请公布日期
1956.05.15
申请号
US19510263874
申请日期
1951.12.28
申请人
AIR REDUCTION COMPANY, INCORPORATED
发明人
ANDERSON NELSON E.
分类号
B23K9/067;B23K9/073
主分类号
B23K9/067
代理机构
代理人
主权项
地址
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