Specification for sand-cast brass screw-down bib taps and stop taps for water services
IS:781-1959
Specification for sand-cast brass screw-down bib taps and stop taps for water services - ISI : New Delhi , 1960
13p.
Specification for sand-cast brass screw-down bib taps and stop taps for water services - ISI : New Delhi , 1960
13p.