000 00445nam a2200169Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a621.31937021
_bIS:1866-1961
110 _aIndian Standards Institution
245 _aCode of practice for maintenance of insulating oil
260 _aNew Delhi
_bISI
_c1961
300 _a20p.
650 _aInsulation
650 _aStandards
942 _cBK
999 _c81050
_d81050