Paper, cardboard; printed matter; bookbinding material; photographs; stationery, drawing and painting products, in particular pens, pastel crayons, crayons, coloured pens, coloured pencils, color pencils, graphite pencils, pencils, fountain pens, colouring sticks, rulers, erasers, cases for stationery, chalks; adhesives for stationery or household purposes; artists' materials; paint brushes; typewriters and office requisites (except furniture); instructional and teaching material (except apparatus); plastic materials for packaging (not included in other classes); printers' type; printing blocks; pads (stationery); drawing pads; blackboards; cabinets for stationery (office requisites); paint boxes (articles for use in school); paint boxes (articles for use in school); sharpeners