MAGNETIC RECORDING MEDIA,申请号GB19810004863-传众专利搜索

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发明名称	MAGNETIC RECORDING MEDIA
摘要
申请公布号	GB2069371(B)	申请公布日期	1983.11.02
申请号	GB19810004863	申请日期	1981.02.17
申请人	SONY CORP	发明人
分类号	C09D5/23;G11B5/845;(IPC1-7):B05D3/00;B05D3/06	主分类号	C09D5/23
代理机构		代理人
主权项
地址

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