000 00298nam a2200121Ia 4500
008 160710s1977 xx 000 0 und d
082 _a621.51 RAV
100 _aRAVINDRANATH, B.
245 _aPOWER SYSTEM PROTECTION SWITCHGEAR
260 _bWILEY EASTERN
_c1977
300 _a444
942 _2ddc
_cB
999 _c44660
_d44660