000 00455nam a2200181Ia 4500
999 _c63591
_d63591
005 20210529162734.0
008 190703s9999 xx 000 0 und d
082 _a621.381 M684I
100 _aMithal, G K
245 0 _aIndustrial Electronics
250 _a5th
260 _aDelhi
_bKhanna
_c1979
300 _a457p.
650 _aVacuum Tubes and Their Circuits
650 _aPhoto Electric Tubes
650 _aBasic Timing Circuits
942 _cSW