000 00236nam a2200073 4500
080 _a
_b
245 _aIEC: 1038 - 1990 (Amendment No.1 - 1996); Time switches for tariff and load control
700 _aInternational Electrotechnic Commission
260 _aGeneva
_bIEC
_c1996
300 _a13p
999 _c35817
_d35817