 |
| |||
| Spiegelsignal n | |||
| Bildsignal n; Bildzeichen n | |||
|
image signal : 6 phrases in 4 subjects |
| Automated equipment | 1 |
| Communications | 3 |
| Optics branch of physics | 1 |
| Technology | 1 |
|
| |||
| Spiegelsignal n | |||
| Bildsignal n; Bildzeichen n | |||
|
image signal : 6 phrases in 4 subjects |
| Automated equipment | 1 |
| Communications | 3 |
| Optics branch of physics | 1 |
| Technology | 1 |