METHOD OF ROLLING OF TRANSVERSALLY FINNED PIPES AND SET OF TOOLS THEREFOR,申请号PL19830241324-传众专利搜索

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发明名称	METHOD OF ROLLING OF TRANSVERSALLY FINNED PIPES AND SET OF TOOLS THEREFOR
摘要
申请公布号	PL139849(B1)	申请公布日期	1987.02.28
申请号	PL19830241324	申请日期	1983.03.31
申请人		发明人
分类号	B21H3/12;B21B19/00;B21C37/20;(IPC1-7):B21H3/12;B21D53/06	主分类号	B21H3/12
代理机构		代理人
主权项
地址

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