- Output devices for computers (ISO 22.39)
- Audible computer displays (ISO 22.39.07)
- Manufacturer: AT&T - Shannon Labs
- Insert date: 30/12/2003
- Latest update: 20/04/2021
- Source database: Rehadat (DE)
Based on expert resources provided by the following Organisations:
Also with the help of the EASTIN Associate Partners and National Contact Organizations from many countries across the world.