16 Packing paper, cardboard, cardboard boxes; cardboard packaging; cardboard materials for use in packaging, namely, cartons, containers and boxes for packaging made of paper and cardboard; packaging materials of paper and cardboard; corrugated packaging materials, namely, corrugated containers; rigid lined packaging materials of paper and cardboard, namely, boxes; collapsible packaging of paper and cardboard, namely, boxes; corner protectors and edge protectors for household appliances, machinery, electronic equipment, canned goods, and sheet materials used in construction made of paper, card and/or cardboard; packaging materials made of paper, corrugated cardboard for protecting goods during transportation, namely, boxes, sheets of paperboard and edge protectors; signboards of paper and cardboard; paperboard paint trays; paperboard cake stands; printed visuals in the nature of promotional materials; printed instructional and teaching material in the field of cardboard packaging and packaging for the transportation of goods