000 00316nam a2200109Ia 4500
008 220201s1968 xx 000 0 eng d
100 _aIndian Standard Institute
245 0 _aIS:4318-Specification for solid core porcelain insubtors for overhead traction lines
260 _bISI
_c1968
300 _a27
942 _2ddc
999 _c74707
_d74707