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发明名称
System of electric welding
摘要
申请公布号
US1938552(A)
申请公布日期
1933.12.05
申请号
US19300431420
申请日期
1930.02.26
申请人
EDWARD G. BUDD MANUFACTURING COMPANY
发明人
WALMSLEY GEORGE
分类号
B23K11/25
主分类号
B23K11/25
代理机构
代理人
主权项
地址
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