PROCEDE DE FABRICATION DE TUBES METALLIQUES SANS SOUDURE,申请号BE19810205442-传众专利搜索

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发明名称	PROCEDE DE FABRICATION DE TUBES METALLIQUES SANS SOUDURE
摘要
申请公布号	BE889674(A1)	申请公布日期	1981.11.16
申请号	BE19810205442	申请日期	1981.07.17
申请人	SUMITOMO KINZOKU KOGYO K.G.	发明人
分类号	B21B23/00;B21B19/06;(IPC1-7):B21C/;B21B/	主分类号	B21B23/00
代理机构		代理人
主权项
地址

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