Method of welding,申请号US19330663122-传众专利搜索

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发明名称	Method of welding
摘要
申请公布号	US1999854(A)	申请公布日期	1935.04.30
申请号	US19330663122	申请日期	1933.03.28
申请人	AIR REDUCTION COMPANY, INCORPORATED	发明人	ANDERSON JAMES L.
分类号	B23K28/02	主分类号	B23K28/02
代理机构		代理人
主权项
地址

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