7
Parts for constructing combined heat and power installations, namely combustion engines, generators; motors and engines (except for land vehicles), combustion engines for combined heat and power plants
9
apparatus and installations for electricity generation, namely fuel cells; physical, electric and electronic measuring, control and regulating apparatus, included in class 9, in particular for electric, oil-fired or gas-powered heating, cooking, refrigerating, drying, ventilating and water supply apparatus, water heaters, in particular flow-through water heaters, storage water heaters, combined central heating or service water heaters, boilers, burners and heat accumulator apparatus; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; inverters; parts for constructing combined heat and power installations, namely fuel cells
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating and water supply; water heaters, solar installations (heating apparatus), boilers and burners; apparatus and installations for electricity generation, namely combined heat and power plants; parts for constructing combined heat and power installations, namely heat pumps, combined heat and power plants, fuel cell heating apparatus
35
Business management, business administration, office functions, advertising, devising advertising initiatives; arranging and concluding of contracts with energy and power suppliers, generators and consumers; professional business and organisational planning of apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating and water supply, water heaters, boilers and burners, combined heat and power installations, heat pumps, combined heat and power plants, fuel cells, fuel cell heating apparatus, machines for electricity and energy generation, machine tools, motor and engines (except motors and engines for land vehicles), measuring, control and regulating apparatus, apparatus and instruments for conducting, switching, transforming, accumulating, regulating and controlling electricity
37
Installation, assembly, maintenance and repair of apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating and water supply, water heaters, boilers and burners, combined heat and power installations, heat pumps, combined heat and power plants, fuel cells, fuel cell heating apparatus, machines for electricity and energy generation, machine tools, motor and engines (except motors and engines for land vehicles), measuring, control and regulating apparatus, apparatus and instruments for conducting, switching, transforming, accumulating, regulating and controlling electricity
39
Transport; packaging and storage of goods; delivery, supply and distribution of energy, in particular electricity; forwarding of electrical energy
40
Treatment of materials, in particular surface finishing of metal and plastic parts; Power and energy generation
42
Engineering, in particular development, planning, construction and monitoring of production and assembly; technical consultancy with regard to heat technology apparatus