PERPENDICULAR MAGNETIC RECORDING MEDIUM AND PERPENDICULAR MAGNETIC RECORDING DEVICE,申请号JP19890317650-传众专利搜索

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发明名称	PERPENDICULAR MAGNETIC RECORDING MEDIUM AND PERPENDICULAR MAGNETIC RECORDING DEVICE
摘要
申请公布号	JPH03181016(A)	申请公布日期	1991.08.07
申请号	JP19890317650	申请日期	1989.12.08
申请人	HITACHI LTD	发明人	KAWAKAMI HIROJI;SAITO SUKEO;TAKAGI MASAYUKI;OTSU TAKAYOSHI;KUGIYA FUMIO
分类号	G11B5/02;G11B5/64;G11B5/65;G11B5/66;G11B5/667;G11B5/73	主分类号	G11B5/02
代理机构		代理人
主权项
地址

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