4
Industrial oils and greases; lubricants; fuels (including motor spirit) and illuminants; candles and wicks for lighting; gas as fuel, gas for lighting and heating, vaporized fuel mixtures, diesel oil and producer gas
6
Tanks, bottles and other containers of metal for transportation and storage of compressed gas; gas cylinders and pressure gas cylinders made of metal; buildings and building structures of metal; containers of metal (storage, transport); stores (strong rooms) of metal; metal storage shelters; warehouses of metal
7
Vending machines; dispensing machines (other than vending machines); robots (machines); machines for the handling of materials; bottle filling machines; machines for handling and replacement of gas cylinders; control mechanisms for replacement of gas cylinders; robotic mechanisms for replacement of gas cylinders; automated machines for replacement of gas cylinders
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; gas apparatus for lighting, heating, cooking, roasting, baking, refrigerating, drying and ventilating and gas consuming sanitary apparatus and installations, parts and accessories for the aforesaid goods (not included in other classes); gas burners, gas scrubbing apparatus, gas generators for heating, gas boilers, gas condensers, other than parts of machines, gas lamps, friction lighters for igniting gas, gas filters, gas evaporators, regulating and safety accessories for gas apparatus and parts and accessories for the aforesaid goods (not included in other classes)
20
Tanks, bottles and other containers not of metal for storage and transportation of compressed gas
35
Advertising; advertising and public relations services, namely for gas and gas consuming apparatus and installations; wholesale and retail sale, including via global network, of gas, tanks, bottles and other containers for compressed gas, machines and automats for replacement of gas cylinders, carts for transportation of gas bottles, gas burners, gas scrubbing apparatus, gas generators, gas boilers, gas condensers, friction lighters for igniting gas, gas lighters, gas filters, gas evaporators, gas fittings; wholesale and retail sale, including via global network, of gas consuming apparatus and installations for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply; wholesale and retail sale, including via global network, of sanitary installations for use in private homes, mobile homes and in industries and weed burners, apparatus for cutting, heating and soldering, hand tools and of parts and accessories for the aforementioned goods
42
Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software; metering of gas consump-tion; technical consultancy regarding transportation and storage of gas; inspection, safety testing and certification of gas installations and systems; technological consultancy services for private persons and industries concerning gas consuming apparatus, installations and systems; technological consultancy services for private persons and industries concerning use of gas and gas safety; research and development in the field of energy