37 Repair and maintenance of industrial robots, metal working machines, electric communication machines, motors, servomotors, electro-magnetic clutches, electro-magnetic brakes, computers, data processors, electricity inverters, telecommunication transmitters, programmable controllers, electrical numerical controllers, computer interface cards, computer interface boards, controllers for servomotor, recorders and transmitters of data and images and electric power supplies; Providing information relating to aforementioned repair and maintenance