000 | 00255nam a2200073 4500 | ||
---|---|---|---|
080 |
_a _b |
||
245 | _aIS: 1537 - 1976 Reaffirmed 1991; Specification for vertically cast iron pressure pipes for water, gas and sewage | ||
700 | _aBureau of Indian Standards | ||
260 |
_aNew Delhi _bBIS _c1976 |
||
300 | _a17p | ||
999 |
_c34579 _d34579 |