Liquid level indicators for water tanks; liquid level indicators for water vessels; water level gauges; water level indicators; water meters; water quality monitoring equipment; apparatus for controlling the input of data; apparatus for controlling the output of data; apparatus for controlling the processing of data; apparatus for controlling the storage of data; apparatus for data collection; apparatus for data entry; apparatus for data input; apparatus for data output; apparatus for data processing; apparatus for data storage; apparatus for data transmitting; apparatus for input of data; apparatus for processing data; apparatus for processing data programmes; apparatus for reading data; apparatus for receiving data; apparatus for sending data; apparatus for the graphic display of data; apparatus for the processing of data; apparatus for the storage of data; apparatus for transmitting data; apparatus for use in data logging; computer apparatus for processing data; computer apparatus for transmitting data; computer data input devices; computer installations for the processing of data; computer programs for data processing; computer programs for processing data; computer programs for use in database management; data acquisition instruments; data collection instruments; data communications apparatus; data communications software; data information processing apparatus; data input apparatus for use with computers; data logging apparatus; data processing apparatus for use in information storage; data processing apparatus for use with computers; data processing input devices; data processing instruments; data processing programs; data processing software; data processing systems; data processors for business data; data receivers; electronic apparatus for data processing; electronic apparatus for relaying data; electronic apparatus for the transmission of data; electronic data processing devices; mobile data apparatus; mobile data communications apparatus; programs for data processing apparatus (recorded); programs for data-processing; programs for use with data processors

Apparatus for supplying water; apparatus for the distribution of water; apparatus for water supply; drinking water supply apparatus; hydrants for water supply; installations for the distribution of water; installations for water distribution; installations for water supply; pressure controllers (regulators) for water apparatus; pressure controllers (regulators) for water pipes; regulating apparatus for water apparatus; regulating apparatus for water supply apparatus; regulating instruments for water supply apparatus; transportable apparatus for processing water; transportable instruments for processing water; water distributing apparatus (automatic); water flushing installations; water flushing installations for use in sanitary installations; water pressure reducers (regulating accessories); water pressure reducers (safety accessories); water supply apparatus