Ventilators; liquid-supplying installations, water supply installations and sewage disposal installations each essentially consisting of pumps, tubing, connecting parts, containers, engines, filters, measuring and control devices; filtrating apparatus including filter apparatus for water supply installations; moveable and stationary apparatus and devices for processing water, sewage and other liquids, particularly for filtrating, softening, desalting and demineralizing, reverse osmosis membrane technique, detoxicating, removal of iron, removal of manganese, deacidifying, disinfection and decontaminating; parts of these apparatus and devices in this class; all the foregoing installations being included in this class

Rotary or piston pumps, compressors, blowers and fans; portable and moveable pump installations for liquids and gases and vacuum pump installations, essentially consisting of pumps, motors and a stationary movable mount base; basement draining machines, sewage disposal machines, each consisting essentially of containers, pumps, pipes, engines, filters and control apparatus; machine parts, namely housings, shafts, bearings and wheels from common metals, plastics or ceramics, shaft couplings; separators for liquids and dust, traps of separators for liquids and dust; pump installations and pipelines included in this class, heat exchangers, vibratory machine mounts, valves in this class including slide valves, non-return, dosaging and pressure-relief valves

Ventilators; liquid-supplying installations, water supply installations and sewage disposal installations each essentially consisting of pumps, tubing, connecting parts, containers, engines, filters, measuring and control devices; filtrating apparatus including filter apparatus for water supply installations; moveable and stationary apparatus and devices for processing water, sewage and other liquids, particularly for filtrating, softening, desalting and demineralizing, reverse osmosis membrane technique, detoxicating, removal of iron, removal of manganese, deacidifying, disinfection and decontaminating; parts of these apparatus and devices in this class; all the foregoing installations being included in this class

Rotary or piston pumps, compressors, blowers and fans; portable and moveable pump installations for liquids and gases and vacuum pump installations, essentially consisting of pumps , motors and a stationary or moveable mount base; basement draining machines, sewage disposal machines, each consisting essentially of containers, pumps, pipes, engines, filters and control apparatus; machine parts, namely housings, shafts, bearings and wheels from common metals, plastics or ceramics, shaft couplings; separators for liquids and dust, traps of separators for liquids and dust; pump installations and pipelines included in this class, heat exchangers, vibratory machine mounts, valves in this class including slide valves, non-return, dosaging and pressure relief valves

Engineering, architectural and building contrivances

Machinery of all kinds and parts of machinery except agricultural and horticultural machines; engineering, architectural and building contrivances,

Pumps; parts and fittings for the aforesaid goods

Partly wrought common metals, rolled, welded and cast work pieces, metal containers in this class for liquids and gases, metal pipes in this class, metal tubes in this class, couplings for pipes and tubes, hose clamps, valves for pumps in this class, non-return valves, dosaging valves, oscillation and sound insulating devices namely engine mounts capable of oscillation, all the aforesaid being goods in this class

Rotary or piston pumps, compressors, blowers, fire-extinguishing pumps; portable pump or vacuum pump installations, essentially consisting of pumps, motors and a stationary or movable mount base; basement draining installations, each consisting essentially of containers, pumps, pipes, engines, filters and control apparatus; housings, shafts, bearings, wheels from common metals, plastics or ceramics; valves for pumps, pump installations and pipelines; non-return, dosaging or relief-pressure valves; shaft couplings; separators for liquids; electric motors not for land vehicles; metal tubes; sound absorbers in this class; all the foregoing being machines or motors or parts of machines or motors included in this class

Ventilators; water supply installations; sewage disposal installations, each essentially consisting of containers, pumps, pipes, engines, filters, control apparatus; separators for dust other than electric; filter apparatus for water supply installations; metal tubes; all the foregoing being goods in this class