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发明名称
摘要
PURPOSE:To obtain an electric striction-type coordinate selector, compact and excellent in economy, used in communication line selection of telephone switching networks.
申请公布号
JPS5523422(B2)
申请公布日期
1980.06.23
申请号
JP19750103223
申请日期
1975.08.25
申请人
发明人
分类号
H01H63/33;H01H67/22;H01H67/26;H04Q3/52
主分类号
H01H63/33
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代理人
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