METHOD OF MAGNETIC RECORDING AND BACK-PLAYING,申请号SU19752176299-传众专利搜索

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发明名称	METHOD OF MAGNETIC RECORDING AND BACK-PLAYING
摘要
申请公布号	SU563693(A1)	申请公布日期	1977.06.30
申请号	SU19752176299	申请日期	1975.09.30
申请人	MO LESOTEKHNICHESKIJ INSTITUT	发明人	KOVALENKOV LEONID L,SU;BABANOV IGOR A,SU;YAKUBEN SVETLANA K,SU
分类号	G11B5/09;(IPC1-7):G11B5/09	主分类号	G11B5/09
代理机构		代理人
主权项
地址

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