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发明名称
DATA STORAGE APPARATUS
摘要
申请公布号
GB1542568(A)
申请公布日期
1979.03.21
申请号
GB19770035555
申请日期
1977.08.24
申请人
IBM CORP
发明人
分类号
G11B17/32;(IPC1-7):G11B19/00;G11B5/01
主分类号
G11B17/32
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代理人
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