000 00990cam a2200145ua 4500
041 _aeng
_h
082 _a621.643
_bIND/SP
110 1 _aIndian standards institution .
_bISI
_c()
245 0 0 _aSpecification for high density polyethylene pipes for portable water supplies sewage and industrial effluents IS:4984-1987 /
_cIndian standards institution.
_hTextual Documents
260 _aNew Delhi :
_bIndian standards institution ,
_c1987.
300 _a14 ; .
504 _a
942 _cBK
999 _c9954
_d9954