Improvements in and relating to electric arc welding machines,申请号GB19380028108-传众专利搜索

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发明名称	Improvements in and relating to electric arc welding machines
摘要
申请公布号	GB501261(A)	申请公布日期	1939.02.23
申请号	GB19380028108	申请日期	1938.09.27
申请人	THE BRITISH THOMSON-HOUSTON COMPANY, LIMITED	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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