 |
| |||
| kommunikation via computerterminaler | |||
| |||
| kommunikation via computerskærme | |||
|
communication by computer terminals : 4 do fraz, 1 tematyki |
| Patenty | 4 |
|
| |||
| kommunikation via computerterminaler | |||
| |||
| kommunikation via computerskærme | |||
|
communication by computer terminals : 4 do fraz, 1 tematyki |
| Patenty | 4 |