000 00330nam a2200073 4500
080 _a
_b
245 _aIEC: 60051 - 1 - 1997; Direct Acting Indicating Analogue Electrical Measuring Instruments and Their Accessories Part 1 Definitions and General Requirements Common to all parts
700 _aInternational Electrotechnical Commission
260 _aGeneva
_bIEC
_c1997
300 _a81p
999 _c35868
_d35868