 |
| |||
| Selbstwählfernsprech-Nebenstellenanlage f | |||
|
automatic private branch exchange : 13 phrases in 6 subjects |
| Business | 3 |
| Communications | 6 |
| Postal service | 1 |
| Technology | 1 |
| Telecommunications | 1 |
| Telephony | 1 |
|
| |||
| Selbstwählfernsprech-Nebenstellenanlage f | |||
|
automatic private branch exchange : 13 phrases in 6 subjects |
| Business | 3 |
| Communications | 6 |
| Postal service | 1 |
| Technology | 1 |
| Telecommunications | 1 |
| Telephony | 1 |