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发明名称
DATA RECOVERYSYSTEMS
摘要
申请公布号
GB1364823(A)
申请公布日期
1974.08.29
申请号
GB19730011710
申请日期
1973.03.12
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
分类号
H04L25/03;G11B5/09;G11C7/02;H03K3/2893;H03K5/01;H04L25/06;(IPC1-7):H03K5/15;H03K5/04;H03K5/08;H03K5/12
主分类号
H04L25/03
代理机构
代理人
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