JPS576740B2 - - Google Patents
Info
- Publication number
- JPS576740B2 JPS576740B2 JP13046476A JP13046476A JPS576740B2 JP S576740 B2 JPS576740 B2 JP S576740B2 JP 13046476 A JP13046476 A JP 13046476A JP 13046476 A JP13046476 A JP 13046476A JP S576740 B2 JPS576740 B2 JP S576740B2
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Landscapes
- Devices For Supply Of Signal Current (AREA)
- Sub-Exchange Stations And Push- Button Telephones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13046476A JPS5356902A (en) | 1976-11-01 | 1976-11-01 | System for controlling ringing signal of key telephone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13046476A JPS5356902A (en) | 1976-11-01 | 1976-11-01 | System for controlling ringing signal of key telephone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5356902A JPS5356902A (en) | 1978-05-23 |
| JPS576740B2 true JPS576740B2 (online.php) | 1982-02-06 |
Family
ID=15034853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13046476A Granted JPS5356902A (en) | 1976-11-01 | 1976-11-01 | System for controlling ringing signal of key telephone |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5356902A (online.php) |
-
1976
- 1976-11-01 JP JP13046476A patent/JPS5356902A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5356902A (en) | 1978-05-23 |