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发明名称
Information checking system
摘要
申请公布号
US3370270(A)
申请公布日期
1968.02.20
申请号
US19630272110
申请日期
1963.04.10
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
CESAREO ORFEO
分类号
H04L1/00
主分类号
H04L1/00
代理机构
代理人
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地址
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