37 Installation of computer hardware; maintenance and repair, namely, refurbishment service for telecommunication networks, apparatus and instruments; computer hardware maintenance and repair service; maintenance and repair, namely, refurbishment of household appliances; maintenance and repair, namely, refurbishment of cameras, including digital cameras; maintenance and repair, namely, refurbishment of clock products; maintenance and repair, namely, refurbishment of office machinery and calculating machine; maintenance and repair, namely, refurbishment of audiovisual equipment, televisions, cinema screens, video projectors, speakers, hi-fi system, video recorder, digital video disk player, mini disc and MP3 players, radio, auto radio, telephone, mobile phone, smartphones, tablets, laptops, smartwatches, earphones, charger for mobile phone, cameras, computers, printers, scanners, photocopier; maintenance and repair of games, toys including electronic toys