| P366 | has use | ... | Q79894 (Braille) | Braille |
| P279 | subclass of | ... | Q1921606 (keyboard) | keyboard |
| P279 | subclass of | ... | Q4955688 (Braille technology) | Braille technology |
| P2671 | Google Knowledge Graph ID | /g/120_rryz |
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log id: 5784097