3D printers; bending machines; compressed air machines; filtering machines; industrial robots; lace making machines; leather-working machines; machines for processing plastics; machines for the textile industry; milling machines; printing machines; sewing machines; size adjustment cutting machines for industrial purposes; stitching machines; machine tools; UV-LED inkjet printing machines; computer numerical control [CNC] machine tools for milling machines; computer numerical control [CNC] machine tools for engraving machines; portable laser engraving machines; computerized engraving machines; air filters [parts of engines]; air filters for mechanical purposes; woodworking machines; engraving machines; laser engraving machines; laser engraving machines for woodworking; laser welding apparatus; welding machines, electric; laser welding machines; laser welding robots; metalworking machines; cutting machines; metal cutting machines