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| Videotext m; Teletext österr., schweiz.; Videotext der Fernsehanstalten | |||
| Fernsehtext m (txt; TV broadcast service); Videotext m (txt; non-interactive videotext in broadcast TV) | |||
| Fernsehtext m; Teletext m | |||
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teletext : 20 phrases, 7 sujets |
| Brevets | 5 |
| Commercialisation | 2 |
| Communications | 8 |
| Général | 1 |
| Informatique | 1 |
| Planification municipale | 1 |
| Radio | 2 |