000 | 00515nam a2200193Ia 4500 | ||
---|---|---|---|
005 | 20211211133441.0 | ||
008 | 151205s9999||||xx |||||||||||||| ||und|| | ||
020 | _c39.00 | ||
040 | _aBangabasi College Library | ||
041 | _aEnglish | ||
082 |
_aPHY(E) 621.381512 _bSKn48 |
||
100 | _aSPANGENBERG, K.R. | ||
245 |
_aVacuum tubes _cKarl R. Spangenberg |
||
260 |
_c1948 _bMcGraw-Hill Book _aNew York |
||
300 |
_axvii, 860 p. _bill. |
||
500 | _aIncludes index | ||
650 | _aVACUUM TUBES | ||
942 | _cBK | ||
999 |
_c280172 _d280172 |