Tubes / semiconductors by category - Manufacturer
Selected: Cooper Hewitt Electric Co.; New York, NY
| Name | Maker | Year | User | Usage | Type | Base |  |
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 6amp_Hewitt | Cooper Hew | Industrial | Power-sup | Half-Wav | Edison | 1 | 1 | – | – | – | – | – | ||
| 1003_cooperhewitt | Cooper Hew | Industrial | Power-sup | RECTIFIE | No base | – | 1 | – | – | – | – | – | ||
2 tubes or semiconductors found.