| 发明名称 |
SENDER CONTROL SYSTEM OF AUTOMATIC TELEPHONE EXCHANGE |
| 摘要 |
PURPOSE:To eliminate a mechanical selector switch to make a sender smallsize by constituting an electronic circuit by the sender and connecting plural trunks and plural senders in this division. |
| 申请公布号 |
JPS5382209(A) |
申请公布日期 |
1978.07.20 |
| 申请号 |
JP19760158297 |
申请日期 |
1976.12.28 |
| 申请人 |
NIPPON ELECTRIC CO |
发明人 |
TAKAHASHI HIDEO |
| 分类号 |
H04Q3/54;H04Q1/30;H04Q3/42 |
主分类号 |
H04Q3/54 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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