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发明名称
Improvements in and relating to arc welding
摘要
申请公布号
GB367695(A)
申请公布日期
1932.02.25
申请号
GB19310018772
申请日期
1931.06.29
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
分类号
B23K9/073
主分类号
B23K9/073
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代理人
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