000 00234nam a2200073 4500
080 _a
_b
245 _aIS:13072 - 1991/IEC-376 - 1971; Sulhur Hexafluoride for electrical purposes - Specification
700 _aBureau Of Indian Standards
260 _aNew Delhi
_bBIS
_c1991
300 _a37p
999 _c35889
_d35889