Adhesive materials for office use; Adhesives in the form of tape for stationery; Cosmetic pencil sharpeners; Electric letter openers; Electric pencil sharpeners; Glue sticks for stationery or household use; Marking stamps; Office requisites, namely, envelope sealing machines; Paintings and calligraphic works; Paper sheets for note taking; Paperboard boxes for industrial packaging; Pen and pencil cases and boxes; Seals; Thermal paper; Writing utensils