37 Repair, installation and maintenance of compressors for machines; Repair, installation and maintenance of hydraulic drives for machines, motors, and engines; Repair, installation and maintenance of fuel pumps for service stations, electrical pumps, namely, fuel pumps for services stations, mechanical pumps; Repair, installation and maintenance of petrol and fuel dispensing pumps for petrol stations, automatic pumps for dispensing liquid fuels for petrol stations; Repair, installation and maintenance of fuel nozzles for fuel dispensing pumps fueling vehicles and machines for petrol stations; Repair, installation and maintenance of automatic vending machines; Repair, installation and maintenance of tanks systems, namely, fuel dispenser pumps, fuel dispenser valves, fuel dispenser taps for liquids and air for petrol stations; Repair, installation and maintenance of vending and service machines, namely, electronic payment terminals that process payments via coins, cash, credit cards, debit cards, smart cards or magnetically encoded customer cards; Repair, installation and maintenance of Electronic payment terminals, namely, terminals for the transaction of cashless money transfers as well as for the administration, transmission and verification of access rights; Repair, installation and maintenance of Electronic payment terminals, namely, automatic machines with cashless payment systems, in particular automatic payment machines at petrol stations, parking garages and leisure facilities; Repair, installation and maintenance of Electronic and electrical apparatus, namely, automatic machines for issuing authorization cards, parking tickets, and admission tickets; Repair, installation and maintenance of electronic control systems for machines that manage user rights and user fees, namely, systems for managing, selling, checking and validating authorization documents; Repair, installation and maintenance of electronic control systems for machines that manage payment transactions for parking space management, transport of passengers, public transport, transport of goods, access control to specific locations; Repair, installation and maintenance of electronic apparatus for creating and issuing authorization documents, namely, tickets and vouchers; Repair, installation and maintenance of Electronic and electrical apparatus, namely, devices for writing, reading and examining authorization documents, namely, tickets and vouchers; Repair, installation and maintenance of devices for controlling access barriers, namely, barriers, barrier booms, vehicle barrier, gates, automatic turnstiles; Repair, installation and maintenance of electronic payment terminal, namely, devices for handling payment transactions, including cash payments and cashless payments, for tickets, seat reservations, purchasing access to a particular location, parking tickets; Repair, installation and maintenance of devices as gates for controlling the access of customers to the public transport, car parks and leisure activities, namely, barriers, barrier booms, vehicle barrier, gates, automatic turnstiles; Repair, installation and maintenance of passage control devices, access control units, access control systems, namely, barriers, barrier booms, vehicle barrier, gates, automatic turnstiles; Repair, installation and maintenance of electronic card readers; Repair, installation and maintenance of Point-of-sale terminals for making payments; Repair, installation and maintenance of magnetic encoded identification media, namely, magnetic stripe units; Repair, installation and maintenance of vehicle traffic signals; Repair, installation and maintenance of traffic lights apparatus; Repair, installation and maintenance of electronic scoreboards; electronic displays, namely, digital signage; Repair, installation and maintenance of readers for data processing, namely, magnetic encoded card readers or smart card reader; Repair, installation and maintenance of parking meters; Repair, installation and maintenance of cash registers; Repair, installation and maintenance of traffic management equipment including electronic parking guidance displays for an internal and external parking guidance system connected with urban traffic management systems via the Internet and/or a global computer network; Repair, installation and maintenance of Electronic and electrical apparatus for controlling barriers for parking; Repair, installation and maintenance of calculating machines; Repair, installation and maintenance of data processors and computer terminals; Repair, installation and maintenance of peripherals adapted for use with computers; Repair, installation and maintenance of document printers for computers; Repair, installation and maintenance of computer hardware for setting up local networks; installation of computer systems; Repair, installation and maintenance of tablet computers; Repair, installation and maintenance of handheld portable digital electronic media players; Repair, installation and maintenance of servers for web hosting and cloud systems; Repair, installation and maintenance of electronic access control systems for controlling doors; Repair, installation and maintenance of control devices and switches, lighting signals and lighting signal boxes for railway systems; Repair, installation and maintenance of electric railway signals; Repair, installation and maintenance of road barriers and railway barriers; Repair, installation and maintenance of railway track measuring devices; Repair, installation and maintenance of current distributor, cable connectors and cable sleeves for railway signaling and lighting; Repair, installation and maintenance of vehicle sensors and electronic sensors in railway roadbeds; all of the foregoing excluding computer software, computer systems and computer programs