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| huvud på en elektrodhållare | |||
| رأس: 61 phrases in 13 subjects |
| Cables and cable production | 1 |
| Electric motors | 2 |
| Electric traction | 1 |
| Electronics | 2 |
| Environment | 5 |
| General | 2 |
| Lighting other than cinema | 4 |
| Microsoft | 13 |
| Power lines | 3 |
| Sound recording | 23 |
| Telegraphy | 1 |
| Video recording | 2 |
| Welding | 2 |