Machine for welding tubular objects,申请号US19290365083-传众专利搜索

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发明名称	Machine for welding tubular objects
摘要
申请公布号	US1857338(A)	申请公布日期	1932.05.10
申请号	US19290365083	申请日期	1929.05.22
申请人	LEONARD SJOLANDER CARL GUSTAF	发明人	SJOLANDER CARL GUSTAF LEONARD
分类号	B23K11/24	主分类号	B23K11/24
代理机构		代理人
主权项
地址

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