PRODUCTION OF MAGNETIC DISK,申请号JP19900400001-传众专利搜索

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发明名称	PRODUCTION OF MAGNETIC DISK
摘要
申请公布号	JPH04313813(A)	申请公布日期	1992.11.05
申请号	JP19900400001	申请日期	1990.12.01
申请人	HITACHI LTD	发明人	MATSUYAMA IWAO;KATSUMOTO MASAYUKI
分类号	G11B5/842	主分类号	G11B5/842
代理机构		代理人
主权项
地址

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