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发明名称
Electronic circuits for complementing binary-coded decimal numbers
摘要
申请公布号
US2799450(A)
申请公布日期
1957.07.16
申请号
US19530401126
申请日期
1953.12.30
申请人
HUGHES AIRCRAFT CORPORATION
发明人
JOHNSON ROBERT ROYCE
分类号
G06F7/491;G06F7/50
主分类号
G06F7/491
代理机构
代理人
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