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发明名称
DIGITAL CARRIER WAVE DETECTOR
摘要
申请公布号
GB1518642(A)
申请公布日期
1978.07.19
申请号
GB19770005242
申请日期
1977.02.09
申请人
IBM CORP
发明人
分类号
H04L1/20;(IPC1-7):H04L27/00
主分类号
H04L1/20
代理机构
代理人
主权项
地址
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