| 发明名称 |
PORTABLE MEASUREMENT DEVICE FOR SUBSCRIBER*S TRAFFIC INTENSITY |
| 摘要 |
PURPOSE:To make it possible to measure easily the traffic intensity classified by outgoing directions of the extension subscribers, etc. , of PBX, by building in various electronic packages. |
| 申请公布号 |
JPS53111213(A) |
申请公布日期 |
1978.09.28 |
| 申请号 |
JP19770026763 |
申请日期 |
1977.03.10 |
| 申请人 |
NIPPON ELECTRIC CO;TOKAI KAGAKU KOGYO KK |
发明人 |
HOSONO HIROMI;UBUKAWA HATSUO;HARADA MASAHIRO |
| 分类号 |
H04M3/36 |
主分类号 |
H04M3/36 |
| 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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