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发明名称
FAILURE DETECTION SYSTEM IN REPEATER
摘要
<p>PURPOSE:To add a circuit capable of reducing the grounding impedance upon failure to each of the relays to measure the potential against the ground so as to enable easy detection of the failure in repeaters.</p>
申请公布号
JPS53918(A)
申请公布日期
1978.01.07
申请号
JP19760074436
申请日期
1976.06.25
申请人
HITACHI LTD
发明人
MIYANO YOSHIHIKO
分类号
H04B17/40
主分类号
H04B17/40
代理机构
代理人
主权项
地址
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