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发明名称
ERRONEOUS ERASURE PREVENTING APPARATUS
摘要
申请公布号
KR880003723(Y1)
申请公布日期
1988.10.15
申请号
KR19810008453U
申请日期
1981.12.12
申请人
SONY CORP.
发明人
TAKAHASHI KIYOSHI
分类号
G11B15/07;G11B15/04;G11B19/04;G11B23/03;G11B23/04;G11B23/28;(IPC1-7):G11B15/04
主分类号
G11B15/07
代理机构
代理人
主权项
地址
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