Extrait de la collection de lampes / semi-conducteurs de Karlheinz Fischer. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Karlheinz Fischer.
| BF195 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BF197 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BF244 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BF245 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BF245B |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BF256 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BF334 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BF335 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BFW11 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BFY55 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BRY39 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BSX20 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BSX69 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BT100A02 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BYX38 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BYZ12 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| BYZ18 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| E82M |
1955 |
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| EC81 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| EF732 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| L414 |
1927 |
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| OA7 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| OA9 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| OA31 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| OA73 |
1955 |
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| OAZ202 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| OC22 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| OC35 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| OC74 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
| OC75 |
|
| Valvo GmbH, Radioröhrenfabri... |
D |
|
