000 00339nam a2200121Ia 4500
008 211209s1969 xx 000 0 und d
041 _aeng
082 _a621.319 N69 HUB
100 _aHUBERT, CHARLES I
245 _aPREVENTIVE MAINTENANCE OF ELECTRICAL EQUIPMENT
260 _bMCGRAW-HILL PUBLISHING COMPANY LIMITED
_c1969
300 _a458
999 _c22699
_d22699