[Class : 7] Gasifiers; Gas Converters; Compressors; Compressors For Gases; Suction Valves For Gas Compressors; Compressors For Gas Generators; Pumps For Gas Generators; Air Compressors; Compressed Air Machines; Inert Gas Generators [Machines]; Filtering Machines; Filters For Gases [Machines]; Membrane Filters For Use As Parts Of Machines; Filters Being Parts Of Machines Or Engines; Regulators [Parts Of Machines]; Pumps For The Extraction Of Gases; Parts And Fittings For All Of The Aforementioned Goods; Inert Gas Generators; Inert Gas Generators (Installations).[Class : 37] Machinery Installation, Maintenance And Repair; Repair Or Maintenance Of Laboratory Apparatus And Instruments; Providing Information Relating To The Repair Or Maintenance Of Laboratory Apparatus And Instruments; Maintenance And Repair Of Gas And Electricity Installations; Maintenance, Servicing And Repair Of Gas Generation Equipment And Components; Repair Of Gas Supply Systems; Installation Of Gas Supply And Distribution Apparatus; Rental Of Gas Or Air Compressors; Information, Advisory And Consultancy Services Relating To All Of The Aforementioned Services.[Class : 11] Gas Generation Equipment; Gas Generators; Laboratory Gas Generators; Gas Generation Components, Namely Filter Elements, Hydrogen Cells, Membranes, Carbon Molecular Sieves, Air Compressors And Catalyst Chambers; Solenoid Valves, Motherboards And Pc Bs For Gas Generators, Being Integral Parts Of Gas Generators; Nozzles For Gas Generators; Hydrogen Generators; Nitrogen Generators; Zero Air Generators; Dry Air Generators; Heat Regenerators; Gas Heat Generators; Air Dryers; Air Purifying Apparatus And Machines; Air Filtering Installations; Air Sterilisers; Gas Scrubbing Apparatus And Gas Purification Apparatus; Gas Purifying Installations And Apparatus; Gas Purification Apparatus; Gas Concentrators; Fuel Processors; Steam Generators; Steam Reformers; Oxygen Generators; Electrochemical Gas Generators; Compressors For Gas Generators; Pumps For Gas Generators; Total Organic Carbon Generators; Gas Regulators; Regulating Accessories For Gas Apparatus; Gas Recovery Apparatus; Cooling Installations For Gas; Gas Chromatography Apparatus For Industrial Use; Chromatography Apparatus For Industrial Purposes; Filters For Cleaning Gases [Parts Of Household Or Industrial Installations]; Fans For Gas Extractors; Filters For Gas Extractors; Separators For Purifying Gas; Parts And Fittings For All Of The Aforementioned Goods.