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发明名称
摘要
申请公布号
FR2165977(B1)
申请公布日期
1980.03.21
申请号
FR19720045549
申请日期
1972.12.12
申请人
IBM
发明人
分类号
G06F12/16;G06F11/10;G11B20/18;H03M13/00;(IPC1-7):H03K13/00
主分类号
G06F12/16
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