Machines for transportation and conveying, namely, conveyors, assembly line conveyor machinery, conveyor belts, and machines for conveying solids; machine tools for producing or treating paper, cardboard, corrugated board, woven fabrics, textile goods, yarns, threads and plastics; machines for cleaning, in particular brush cleaning machines; packaging machines; printing machines, printing presses, labeling machines for commercial use, sewing machines; machine parts, namely, belt guide device,...