000 00354nam a2200109Ia 4500
999 _c4446
_d4446
008 190326s9999 xx 000 0 und d
082 _a378.242 R313C
100 _aReddy,E. Kesavulu
_9473
245 0 _aComparative Study Of Frictional Losses In New P.V.C. And Galvanised Iron Pipes And Old Cast Iron Pipes
260 _aSurathkal
_bK.R.E.C
_c1986
942 _cTH