16 cardboard, articles made of paper and cardboard, namely, pencil sharpeners; stationery, writing and drawing instruments, drawing rulers, drawing squares and templates, triangles and curves; mechanical sharpeners for writing implements, for pencils, for drawing pencils, for crayons, for pencil leads, and for refills used in writing implements; sharpeners, namely, sharpeners for lipsticks, for cosmetic pencils, for eyebrow pencils and for cosmetic pencil leads