000 00280nam a2200097Ia 4500
942 _cBK
245 _aSemiconductor manual
_B1964 final data semiconductor diodes transistors photoelectric semiconductors
260 _a(s.n.), (s.l.)
_c(n.d.)
082 _a621.384134 Sem
300 _a430
999 _c34236
_d34236