130725 ⎘
Special arrangements or devices in connection with roof coverings; Protection against birds ; Roof drainage; Sky-lights; Roof drainage; Drainage fittings in flat roofs, balconies or the like; Drainage on the roof surface to storage tanks
Non-Arch-Shaped Rainproof Water-Collection Greenhouse
#2Hybridized canopy
#3Systems and methods for rainwater collection and controlled outflow
#4Portable building
#5Systems and methods for precipitation collection
#6Rainwater recovery system
#7Rainwater collection device
#8Ecologically green facade for a building wall
#9Downspout for a gutter system with an integrated rainwater holding chamber