 |
| |||
| Bildschirmtextdienst m | |||
| |||
| Kommunikation über Computerterminals | |||
|
communications by computer terminals : 4 do fraz, 1 tematyki |
| Patenty | 4 |
|
| |||
| Bildschirmtextdienst m | |||
| |||
| Kommunikation über Computerterminals | |||
|
communications by computer terminals : 4 do fraz, 1 tematyki |
| Patenty | 4 |