000 003120000a22001330004500
245 _aSilicon controlled rectifier manual
110 _aGeneral Electric Company
250 _a3d ed.
260 _aNew York
_c1964
300 _a409 p., ill.
080 _a621.315.592(021)
_bG4
041 _aEN
942 _cBK
999 _c52666
_d52666