 |
| |||
| subscriber's lead-in; subscriber's service line; drop in telephony | |||
| línea de acometida: 4 phrases in 2 subjects |
| Communications | 3 |
| General | 1 |
|
| |||
| subscriber's lead-in; subscriber's service line; drop in telephony | |||
| línea de acometida: 4 phrases in 2 subjects |
| Communications | 3 |
| General | 1 |