| |||
| automatic exchange; machine switching system | |||
| automatic switching system; automatic telephone log; central switching office; digital switching system | |||
|
automatcentral : 1 Phrase in 1 Thematik |
| Kommunikation | 1 |
| |||
| automatic exchange; machine switching system | |||
| automatic switching system; automatic telephone log; central switching office; digital switching system | |||
|
automatcentral : 1 Phrase in 1 Thematik |
| Kommunikation | 1 |