000 00226nam a2200073 4500
080 _a
_b
245 _aIS: 3639 - 1966; Specification for Fittings and Accessories for Power Transformers
700 _aINDIAN STANDARDS INSTITUTION
260 _aNew Delhi
_bBIS
_c1967
300 _a9p
999 _c28006
_d28006