16 [cardboard;] articles made of cardboard namely, pencil sharpeners; [stationery; writing and drawing instruments, drawing rulers, drawing squares and templates, protractors, triangles and curves;] sharpeners for writing implements, for pencils, for drawing pencils, crayons, for pencil leads and for refills used in writing implements; sharpening devices for writing implements, for pencils, for drawing pencils, for crayons, for pencil leads and for refills used in writing implements; [pen and pencil cases, containers for storing writing instruments;] sharpeners for lipsticks, sharpeners for cosmetic pencils, sharpeners for eyebrow pencils, and sharpeners for cosmetic pencil leads