000 00269nam a2200085Ia 4500
008 180131b1978 xxu||||| |||| 00| 0 eng d
080 _a
_b
100 _aInternational Electrotechnical Commission
245 _aIec: 255 - 8 - 1978; Electrical Relays Part.8; Thermal Electric Relays
260 _a
_bIEC
_c1978
999 _c47579
_d47579