 |
| |||
| безбатарейный телефон; индукторный телефон | |||
| sound telephone: 18 phrases in 7 subjects |
| Communications | 1 |
| Electronics | 3 |
| Makarov | 2 |
| Mass media | 4 |
| Nautical | 2 |
| Technology | 3 |
| Telecommunications | 3 |
|
| |||
| безбатарейный телефон; индукторный телефон | |||
| sound telephone: 18 phrases in 7 subjects |
| Communications | 1 |
| Electronics | 3 |
| Makarov | 2 |
| Mass media | 4 |
| Nautical | 2 |
| Technology | 3 |
| Telecommunications | 3 |