Collapsible rain barrel and frame therefor
Collection tank
Collector for rainwater falling at sea
Combination aerator and drinking fountain
Combination faucet and drinking fountain
Combination solar and manual distiller and rain catcher
Combination water fixture
Combined faucet and drinking fountain
Connection fitting
Container corner-valve
Container for rain
Containment/exclusion barrier system with infuser adaptation...
Control of iron deposition in borehole pumps
Debris cap
Demountable portable reservoir structure
Device for circulation of a fluid, e. g. hot water
Device for purging water supply line
Device for regulating a water supply plant
Device for securing fire hydrant connections using the...
Device for supplying drinking water