Method for the manufacturing of electrically welded tubes and improvement in means for such manufacture,申请号US19580741940-传众专利搜索

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发明名称	Method for the manufacturing of electrically welded tubes and improvement in means for such manufacture
摘要
申请公布号	US2976394(A)	申请公布日期	1961.03.21
申请号	US19580741940	申请日期	1958.06.13
申请人	ARNE SONNICHSEN	发明人	SONNICHSEN ARNE
分类号	B23K11/06	主分类号	B23K11/06
代理机构		代理人
主权项
地址

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