000 00252nam a2200085Ia 4500
008 180131b1968 xxu||||| |||| 00| 0 eng d
080 _a
_b
100 _aInternational Electrotechnical Commission
245 _aIec: 77 - 1968; Rules For Electric Traction Equipment
260 _a
_bIEC
_c1968
999 _c49820
_d49820