4
Electrical energy
6
Binding screws of metal for cables; Ropes of metal; Cables of metal, non-electric; Posts of metal for power lines; Junctions of metal for pipes; Masts of metal
7
Fuel dispensing pumps for service stations
9
Ammeters; Batteries, electric, for vehicles; Voltage surge protectors; Relays, electric; Electricity conduits; Accumulators, electric; Batteries, electric, for vehicles; Batteries, electric; Coils, electric; Cables, electric; Collectors, electric; Contacts, electric; Converters, electric; Measuring devices, electric; Resistances, electric; Regulating apparatus, electric; Wires, electric; Magnets; Cell switches [electricity]; Identification sheaths for electric wires; Identification threads for electric wires; Electric loss indicators; Choking coils [impedance]; Inductors [electricity]; Copper wire, insulated; Spark-guards; Circuit breakers; Fibre optic cables; Terminals [electricity]; Condensers [capacitors]; Connectors [electricity]; Inverters [electricity]; Measuring apparatus; Gauges; Charging stations for electric vehicles; Chargers for electric batteries; Chargers for electric batteries; Junction sleeves for electric cables; Branch boxes [electricity]; Ohmmeters; Limiters [electricity]; Sheaths for electric cables; Optical fibres [light conducting filaments]; Gasometers [measuring instruments]; Fuse wire; Fuses; Voltage surge protectors; Gas testing instruments; Direct measurement instruments; Switchboxes [electricity]; Distribution boxes [electricity]; Distribution boards [electricity]; Distribution consoles [electricity]; Distribution boxes [electricity]; Control panels [electricity]; Collectors, electric; Solar batteries; Solar panels for the production of electricity; Switchboxes [electricity]; Circuit closers; Couplings, electric; Connections for electric lines; Wire connectors [electricity]; Holders for electric coils; Thermal imaging cameras; Transformers [electricity]; Step-up transformers; Transistors [electronic]; Current rectifiers; Ducts [electricity]; Voltmeters; Switches, electric; Electric plugs
11
Gas scrubbers [parts of gas installations]
12
Camera drones
17
Insulators for electric mains; Insulating oil for transformers; Junctions, not of metal, for pipes; Pipe gaskets
19
Masts [poles], not of metal; Posts, not of metal, for power lines
36
Financial consultancy
37
Repair of power lines; Pipeline construction and maintenance
38
Communications by fibre optic networks; Telecommunications routing and junction services; Streaming of data
39
Electricity distribution; Distribution of energy
40
Destruction of waste; Recycling of waste
42
Calibration [measuring]