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发明名称
Arc welding system
摘要
申请公布号
US2634355(A)
申请公布日期
1953.04.07
申请号
US19490078208
申请日期
1949.02.24
申请人
NATIONAL CYLINDER GAS COMPANY
发明人
GIRARD DEAN C.
分类号
B23K9/067
主分类号
B23K9/067
代理机构
代理人
主权项
地址
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