… appliances for pipes, boiler shells, tanks, vats or the like, including pressure-reducing valves and …
Explanatory notes
… appliances for pipes, boiler shells, tanks, vats or the like, including pressure-reducing valves and … similar appliances, used on or in pipes, tanks, vats or the like to regulate the flow (for supply, discharge, etc.), of … (stand pipes), fire cocks, hosepipe nozzles and the like, fitted with cocks or with valves for forming a jet or …