| 000 | 00372nam a2200145Ia 4500 | ||
|---|---|---|---|
| 008 | 170101s1956 xx 000 0 und d | ||
| 082 | _a621.381 51 T83 | ||
| 245 | 0 | _aTubes for computers. | |
| 260 |
_bEindhoven, The Netherlands _c1956 |
||
| 300 | _a51p | ||
| 440 | _aPhilips technical library | ||
| 650 | _aELECTRON TUBES | ||
| 653 | _aELECTRON TUBES | ||
| 942 |
_2ddc _cB |
||
| 999 |
_c21679 _d21679 |
||