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发明名称
Improvements in and relating to electric arc-welding apparatus
摘要
申请公布号
GB438405(A)
申请公布日期
1935.11.15
申请号
GB19350008888
申请日期
1935.03.21
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
分类号
B23K9/133
主分类号
B23K9/133
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