Alternating current arc welding equipment,申请号US19510240726-传众专利搜索

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发明名称	Alternating current arc welding equipment
摘要
申请公布号	US2659036(A)	申请公布日期	1953.11.10
申请号	US19510240726	申请日期	1951.08.07
申请人	E. R. A. PATENTS LTD.	发明人	NEEDHAM JAMES CHRISTOPHER;ORTON LEONARD HERBERT HUMPHREY
分类号	B23K9/10	主分类号	B23K9/10
代理机构		代理人
主权项
地址

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