37 Maintenance, servicing and repair, namely, maintenance, servicing and repair of machines and machine tools for treatment of materials and for manufacturing, robots, welding machines welding installations, transporting machines, tensioning devices, industrial robots or welding robots for execution of welding work, transporting machines and conveying machines; maintenance, servicing and repair, namely, maintenance, servicing and repair of apparatus and instruments for conducting, switching, transforming, accumulating, regulating, controlling and distributing electricity, in particular for controlling and regulating machines; maintenance, servicing and repair of apparatus and instruments for testing; maintenance, servicing and repair of computers, in particular for controlling, regulating and simulating production installations, robots, mobile platforms and tools; maintenance, servicing and repair of measuring apparatus, electric/electronic control boards for machines and tools and measuring and/or testing machines; repair information, in particular by means of remote diagnosis for robots; installation work, namely, the assembly, installation and commissioning of machines, machine parts and manufacturing installations; rental of industrial machines of automation technology