ERASING PROOF DEVICE FOR FLOPPY DISK,申请号KR19890019443U-传众专利搜索

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发明名称	ERASING PROOF DEVICE FOR FLOPPY DISK
摘要
申请公布号	KR930006219(Y1)	申请公布日期	1993.09.15
申请号	KR19890019443U	申请日期	1989.12.21
申请人	SKC LTD.	发明人	AN, JAE - KYU
分类号	G11B23/28;(IPC1-7):G11B23/28	主分类号	G11B23/28
代理机构		代理人
主权项
地址

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