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| Wiederhersteller; Restauratorin f; Restaurator m (A person who repairs objects, attempting to return them as closely as possible to their original condition) | |||
| Erneuerer m; Desoxydationsmittel n; Mittel zum Entfärben; Reduktionsmittel n | |||
| Sanierer m (Andrey Truhachev) | |||
| Konservator m; Restaurator m; Kabelreparaturschiff n | |||
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restorer : 18 a las frases, 9 temas |
| Antenas y guías de onda. | 2 |
| Arte | 1 |
| Comunicaciones | 2 |
| Construcción | 1 |
| Electrónica | 3 |
| General | 2 |
| Irradiación radiactiva | 3 |
| Microelectrónica | 1 |
| Tecnología | 3 |