3D printers; Computer-controlled engraving machines; Laser engraving machines; Laser engraving machines for woodworking; Laser welding machines; Photo-engraving machines; Portable laser engraving machines; Printing machines for textiles; Printing machines for web products, particularly wallpaper, floor coverings and films, parts for the aforementioned machines and lines composed thereof, namely, gravure printing lines, screen printing lines, flexo printing lines and combinations of the aforem...