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经营范围
发明名称
Improvements in and relating to electric welding apparatus
摘要
申请公布号
GB394756(A)
申请公布日期
1933.07.06
申请号
GB19320004874
申请日期
1932.02.18
申请人
THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED;ALAN ADAIR POLLOCK
发明人
分类号
B23K9/073
主分类号
B23K9/073
代理机构
代理人
主权项
地址
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