| 发明名称 |
FORCED RELEASE SYSTEM FOR INCOMING AND TANDEM STATION |
| 摘要 |
PURPOSE:To enable forced release when the called party is busy, by memorizing the subscriber allocated location corresponding to the located position of busy trunk. |
| 申请公布号 |
JPS5414606(A) |
申请公布日期 |
1979.02.03 |
| 申请号 |
JP19770080673 |
申请日期 |
1977.07.05 |
| 申请人 |
NIPPON ELECTRIC CO |
发明人 |
OKA SHIYUUJI;TAKAGI HIDEO;MATSUYAMA TAKAO |
| 分类号 |
H04Q3/555;H04M3/20;H04M7/00;H04Q3/00 |
主分类号 |
H04Q3/555 |
| 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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