Electrode holder for gas blanketed electric arc weldings,申请号US19490110968-传众专利搜索

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发明名称	Electrode holder for gas blanketed electric arc weldings
摘要
申请公布号	US2555017(A)	申请公布日期	1951.05.29
申请号	US19490110968	申请日期	1949.08.18
申请人	GENERAL ELECTRIC COMPANY	发明人	TUTHILL ROGER W.
分类号	B23K9/29	主分类号	B23K9/29
代理机构		代理人
主权项
地址

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