A METHOD OF MAKING A THIN MAGNETIC POLE PIECE,申请号EP19870117306-传众专利搜索

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发明名称	A METHOD OF MAKING A THIN MAGNETIC POLE PIECE
摘要
申请公布号	EP0273195(B1)	申请公布日期	1993.06.16
申请号	EP19870117306	申请日期	1987.11.24
申请人	INTERNATIONAL BUSINESS MACHINES CORPORATION	发明人	JUBB, NANCY JANE;REITH, TIMOTHY MARTIN
分类号	C22C38/00;C22C19/03;C23C14/06;G11B5/31;H01F10/14;H01F41/18	主分类号	C22C38/00
代理机构		代理人
主权项
地址

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