Preparing aluminum welding wire,申请号US19500156943-传众专利搜索

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发明名称	Preparing aluminum welding wire
摘要
申请公布号	US2569030(A)	申请公布日期	1951.09.25
申请号	US19500156943	申请日期	1950.04.19
申请人	ALUMINUM COMPANY OF AMERICA	发明人	BERG RUSSEL V. VANDEN
分类号	B23K35/40	主分类号	B23K35/40
代理机构		代理人
主权项
地址

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