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发明名称
Arc welding system
摘要
申请公布号
US2197253(A)
申请公布日期
1940.04.16
申请号
US19370174331
申请日期
1937.11.13
申请人
AMERICAN TRANSFORMER COMPANY
发明人
HUNTER THOMAS M.
分类号
B23K9/10
主分类号
B23K9/10
代理机构
代理人
主权项
地址
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