MAGNETIC DATA ERASER,申请号JP19910124511-传众专利搜索

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发明名称	MAGNETIC DATA ERASER
摘要
申请公布号	JPH04328302(A)	申请公布日期	1992.11.17
申请号	JP19910124511	申请日期	1991.04.30
申请人	HITACHI BUILDING SYST ENG & SERVICE CO LTD	发明人	HIRAMA YUTAKA;SHITAYA TSUNEO;KOBAYASHI KAZUTOSHI
分类号	G11B5/024	主分类号	G11B5/024
代理机构		代理人
主权项
地址

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