000 00299nam a2200085Ia 4500
008 180131b1980 xxu||||| |||| 00| 0 eng d
080 _a
_b
100 _aInternational Electrotechnical Commission
245 _aIec: 255 - 6a - 1980; Electrical Relays Part 6 Measuring Relays With More Than One Input Energizing
260 _a
_bIEC
_c1980
999 _c46570
_d46570