RING ROLLING APPARATUS IN PARTICULAR FOR BEARING RINGS,申请号PL19870269264-传众专利搜索

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发明名称	RING ROLLING APPARATUS IN PARTICULAR FOR BEARING RINGS
摘要
申请公布号	PL155461(B1)	申请公布日期	1991.12.31
申请号	PL19870269264	申请日期	1987.12.03
申请人		发明人
分类号	B21H;B21H1/12;(IPC1-7):B21H1/12	主分类号	B21H
代理机构		代理人
主权项
地址

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