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发明名称
Device for indication of a certain communication path and/or its electrical characteristics
摘要
申请公布号
US2873321(A)
申请公布日期
1959.02.10
申请号
US19540415092
申请日期
1954.03.09
申请人
LINDSTROM DAG V L;CRONSTEN AXEL G G
发明人
LINDSTROM DAG V. L.;CRONSTEN AXEL G. G.
分类号
H04M3/08
主分类号
H04M3/08
代理机构
代理人
主权项
地址
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