| 发明名称 |
GROUP SELECTION SYSTEM FOR AUTOMATIC EXCHANGER |
| 摘要 |
PURPOSE:To minimize the probability encoutering channel busy, by allocating each subscriber in key number group to the grid having different primary switch. |
| 申请公布号 |
JPS5395511(A) |
申请公布日期 |
1978.08.21 |
| 申请号 |
JP19770010405 |
申请日期 |
1977.02.01 |
| 申请人 |
NIPPON ELECTRIC CO |
发明人 |
NOJIRI KENJI;UBUKATA YASUYUKI |
| 分类号 |
H04Q3/64;H04Q3/68 |
主分类号 |
H04Q3/64 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
