Extrait de la collection de lampes / semi-conducteurs de Rudolf Osterkamp. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Rudolf Osterkamp.
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| DG13-34 |
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| Common type Europe tube/semi... |
EU |
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| DG19E1 |
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| Ise Electronics Corporation;... |
J |
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| DG303 |
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| Common type USA tube/semicond. |
USA |
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| DG308 |
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| Common type USA tube/semicond. |
USA |
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| DG407/0 |
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| Tungsram; Budapest (see also... |
H |
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| DH63 |
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| MO Valve Co. Ltd.; GB |
GB |
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| Di10 |
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| Comet AG; Liebefeld-Bern |
CH |
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| DK23/46G |
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| Okaya Electric, (Rodan); Tokyo |
J |
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| DL2 |
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| Common type Great Britain tu... |
GB |
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| DLS16 |
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| Ediswan, Siemens Edison Swan... |
GB |
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| DM300_new |
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| Radio-Record - Röhrenmarke; ... |
NL |
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| DN835 |
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| Common type Japan tube/semic... |
J |
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| DQ7 |
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| BBC - Brown Boveri; Baden |
CH |
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| DR2010 |
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| RCA (RCA Victor Co. Inc.); N... |
USA |
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| DS-17 |
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| Sanyo Electric Co. Ltd.; Mor... |
J |
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| DS88L12 |
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| Common type USA tube/semicond. |
USA |
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| DS-501 |
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| Delco - tubes; USA |
USA |
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| DSJ25-01 |
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| BBC - Brown Boveri; Baden |
CH |
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| DT1705E |
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| Tung-Sol Electric Inc.; Newa... |
USA |
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| DTS701 |
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| Delco - tubes; USA |
USA |
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| DV52 |
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| Spanner GmbH, Marken: Delta ... |
D |
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| DW2X |
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| Mullard Radio Valve Co. Ltd.; |
GB |
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| DW7X |
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| Mullard Radio Valve Co. Ltd.; |
GB |
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| DW802 |
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| Mazda (tubes), Mazda-Belvu, ... |
F |
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| DW6542 |
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| Common type Italy tube/semic... |
I |
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| DW7045 |
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| Common type Italy tube/semic... |
I |
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| DX3 |
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| Mazda (tubes), Mazda-Belvu, ... |
F |
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