Method of uniting clad rods end-to-end and rendering joints uniform with the remainder of rods,申请号US19470730170-传众专利搜索

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发明名称	Method of uniting clad rods end-to-end and rendering joints uniform with the remainder of rods
摘要
申请公布号	US2556160(A)	申请公布日期	1951.06.12
申请号	US19470730170	申请日期	1947.02.21
申请人	COPPERWELD STEEL COMPANY	发明人	AYERS JOSEPH G.
分类号	B21B15/00;B21C1/00	主分类号	B21B15/00
代理机构		代理人
主权项
地址

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