 |
| |||
| Infrarot-Strahler m; Infrarot-Lampe f | |||
|
lampada a infrarossi : 10 do fraz, 4 tematyki |
| Elektronika | 4 |
| Energia cieplna | 1 |
| Nauka o ziemi | 1 |
| Rolnictwo | 4 |
|
| |||
| Infrarot-Strahler m; Infrarot-Lampe f | |||
|
lampada a infrarossi : 10 do fraz, 4 tematyki |
| Elektronika | 4 |
| Energia cieplna | 1 |
| Nauka o ziemi | 1 |
| Rolnictwo | 4 |