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发明名称
Semi-automatic relay test circuit
摘要
申请公布号
US3058055(A)
申请公布日期
1962.10.09
申请号
US19590812709
申请日期
1959.05.12
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
MULLER GEORGE G.;O'BRIEN WILLIAM D.
分类号
H04Q1/20
主分类号
H04Q1/20
代理机构
代理人
主权项
地址
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