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发明名称
Improvements relating to electric welding apparatus
摘要
申请公布号
GB508200(A)
申请公布日期
1939.06.21
申请号
GB19370035390
申请日期
1937.12.21
申请人
THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED
发明人
分类号
B23K11/24
主分类号
B23K11/24
代理机构
代理人
主权项
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