 |
| |||
| station signaling | |||
| subscriber signalling; subscriber signaling (oleg.vigodsky) | |||
| абонентская сигнализация: 9 phrases, 2 sujets |
| Ordinateurs | 1 |
| Télécommunications | 8 |
|
| |||
| station signaling | |||
| subscriber signalling; subscriber signaling (oleg.vigodsky) | |||
| абонентская сигнализация: 9 phrases, 2 sujets |
| Ordinateurs | 1 |
| Télécommunications | 8 |