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发明名称
摘要
申请公布号
FR2026839(A1)
申请公布日期
1970.09.25
申请号
FR19690038592
申请日期
1969.11.03
申请人
IBM
发明人
HIATT G C
分类号
G11B27/10;G06F3/06;G06F9/48;G06F13/18;H04J3/16;H04L5/24;(IPC1-7):G06F9/00
主分类号
G11B27/10
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