000 00299nam a2200085Ia 4500
008 180131b1983 xxu||||| |||| 00| 0 eng d
080 _a
_b
100 _aInternational Electrotechnical Commission
245 _aIec: 255 - 19- 1983; Electrical Relays; Part.19 ; Sectional Spacification: Electromechanical All-Or-
260 _a
_bIEC
_c1983
999 _c48388
_d48388