(A) ;OPTICAL INFORMATION RECORDING MEDIUM,申请号JP19810042207U-传众专利搜索

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发明名称	(A) ;OPTICAL INFORMATION RECORDING MEDIUM
摘要
申请公布号	JPS57158047(U)	申请公布日期	1982.10.04
申请号	JP19810042207U	申请日期	1981.03.27
申请人		发明人
分类号	G11B15/093;G11B15/02;(IPC1-7):G11B15/02	主分类号	G11B15/093
代理机构		代理人
主权项
地址

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