METHOD OF JOINTING TOGETHER THE ENDS OF TWO ROLLED TUBES BEFORE REDUCING TENSIOR ROLLING,申请号PL19900285015-传众专利搜索

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发明名称	METHOD OF JOINTING TOGETHER THE ENDS OF TWO ROLLED TUBES BEFORE REDUCING TENSIOR ROLLING
摘要
申请公布号	PL285015(A1)	申请公布日期	1991.11.04
申请号	PL19900285015	申请日期	1990.04.30
申请人	WYZSZA SZKOLA PEDAGOG	发明人	TARASEK JAN
分类号	B21B17/00;B21B23/00;(IPC1-7):B21B23/00	主分类号	B21B17/00
代理机构		代理人
主权项
地址

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