000 00334nam a2200109Ia 4500
008 180713s9999 xx 000 0 und d
082 _a624
_bISI-I
245 0 _aINDIAN STANDARD SPECIFICATON FOR CHEMICALLY RESISTANT GLAZED STONEWARE PIPES AND FITTINGS
_b: ISI NO. 3006-1979
260 _aND
_bISI
_c1972
270 _aLUCKNOW
942 _cGB
999 _c2522
_d2522