000 00243nam a2200073 4500
080 _a
_b
245 _aIS: 1703 - 1989; water fittings - copper alloy float valves (horizontal plunger type) - specification
700 _aBureau of Indian Standards
260 _aNew Delhi
_bBIS
_c1990
300 _a9p
999 _c34753
_d34753