DATA RECORDING MEDIUM,申请号SU19894654690-传众专利搜索

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发明名称	DATA RECORDING MEDIUM
摘要
申请公布号	SU1674234(A1)	申请公布日期	1991.08.30
申请号	SU19894654690	申请日期	1989.02.23
申请人	KOPAK NADEZHDA P,SU;KOPAK MIROSLAV P,SU	发明人	KOPAK NADEZHDA P,SU;KOPAK MIROSLAV P,SU
分类号	G11B5/74	主分类号	G11B5/74
代理机构		代理人
主权项
地址

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