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| Empfangssystem n | |||
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| Empfangsseite des Teilnehmersystems einer vollständigen Telefonverbindung | |||
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Receiving System : 17 phrases in 8 subjects |
| Communications | 1 |
| Economics | 1 |
| Electronics | 9 |
| Mechanic engineering | 1 |
| Optics branch of physics | 1 |
| Technology | 2 |
| Telecommunications | 1 |
| Transport | 1 |