Extrait de la collection de lampes / semi-conducteurs de Georges Werts. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Georges Werts.
3TF7 |
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Amperite Co., Inc.; Union Ci... |
USA |
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5TF4 |
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Amperite Co., Inc.; Union Ci... |
USA |
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6-4 |
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Amperite Co., Inc.; Union Ci... |
USA |
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6-4B |
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Amperite Co., Inc.; Union Ci... |
USA |
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7H-4B |
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Amperite Co., Inc.; Union Ci... |
USA |
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115C5 |
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Amperite Co., Inc.; Union Ci... |
USA |
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115NO10 |
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Amperite Co., Inc.; Union Ci... |
USA |
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115NO45T |
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Amperite Co., Inc.; Union Ci... |
USA |
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PZ |
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Arcturus Radio Tube Co.; New... |
USA |
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D13-611GH |
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Brimar (STC); Foots Cray |
GB |
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ECF804 |
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Brimar (STC); Foots Cray |
GB |
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6BW7 |
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Brimar (STC); Foots Cray |
GB |
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B5991 |
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Burroughs Corporation; Plain... |
USA |
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6AJ7/6AC7 |
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Canadian General Electric (C... |
CDN |
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6H2_China |
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Common type China (PRC) tube... |
PRC |
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AB1 |
1933 |
Common type Europe tube/semi... |
EU |
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AB2 |
1934 |
Common type Europe tube/semi... |
EU |
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ABC1 |
1934 |
Common type Europe tube/semi... |
EU |
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AC2 |
1934 |
Common type Europe tube/semi... |
EU |
|
AF3 |
1934 |
Common type Europe tube/semi... |
EU |
|
AF7 |
1934 |
Common type Europe tube/semi... |
EU |
|
AK1 |
1934 |
Common type Europe tube/semi... |
EU |
|
AK2 |
1935 |
Common type Europe tube/semi... |
EU |
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AL1 |
1935 |
Common type Europe tube/semi... |
EU |
|
AL4 |
1936 |
Common type Europe tube/semi... |
EU |
|
AM2 |
1937 |
Common type Europe tube/semi... |
EU |
|
AZ1 |
1935 |
Common type Europe tube/semi... |
EU |
|
AZ11 |
1938 |
Common type Europe tube/semi... |
EU |
|
AZ41 |
1947 |
Common type Europe tube/semi... |
EU |
|
C9 |
1936 |
Common type Europe tube/semi... |
EU |
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