Extrait de la collection de lampes / semi-conducteurs de Robert Gillespie. Ces images ont été chargées sur la page d'une lampe / semi-conducteur par Robert Gillespie.
527 |
|
Common type USA tube/semicond. |
USA |
|
500_deforest |
|
DeForest-Tubes |
USA |
|
416C |
|
Western Electric Company Inc... |
USA |
|
416B |
|
Western Electric Company Inc... |
USA |
|
357B |
|
Common type USA tube/semicond. |
USA |
|
327A_Eimac |
|
Eimac (brand name) |
USA |
|
316A |
|
Common type USA tube/semicond. |
USA |
|
308A |
|
Western Electric Company Inc... |
USA |
|
304TL |
|
Common type USA tube/semicond. |
USA |
|
304T |
|
Eimac (brand name) |
USA |
|
304L |
|
Common type USA tube/semicond. |
USA |
|
279A |
|
Common type Worldwide tube/s... |
ZZ |
|
276A |
|
Western Electric Company Inc... |
USA |
|
261A |
|
Western Electric Company Inc... |
USA |
|
254W |
|
Heintz & Kaufman Ltd. (Gamma... |
USA |
|
254 |
|
Heintz & Kaufman Ltd. (Gamma... |
USA |
|
250TH |
|
Eimac (brand name) |
USA |
|
248A |
|
Western Electric Company Inc... |
USA |
|
242A |
|
Western Electric Company Inc... |
USA |
|
212A |
1923 |
Western Electric Company Inc... |
USA |
|
211E |
|
Western Electric Company Inc... |
USA |
|
211D |
1924 |
Western Electric Company Inc... |
USA |
|
211B |
|
Common type USA tube/semicond. |
USA |
|
211A |
1921 |
Western Electric Company Inc... |
USA |
|
205B |
|
Western Electric Company Inc... |
USA |
|
205A |
|
Western Electric Company Inc... |
USA |
|
204A |
|
Common type USA tube/semicond. |
USA |
|
203B |
1937 |
Taylor Tubes Inc.; Chicago (... |
USA |
|
100TH |
|
Common type Worldwide tube/s... |
ZZ |
|
35TG |
|
Eimac (brand name) |
USA |
|