16 Paper, cardboard and goods made of these materials, not included in other classes, namely, packaging bags, boxes, envelopes and small bags of paper and cardboard; plastic materials for packaging (not included in other classes), namely, bags, sachets, films and sheets; printing products particularly posters, pamphlets, postcards, catalogs, non-textile labels, printed matter; trading cards, greeting cards; visiting cards, invitation cards, correspondence cards; books, newspapers, publications, leaflets, magazines (periodicals); bookbinding material; photographs; photograph albums; stationery, in particular pads, notebooks, calendars, day planners, booklets, envelopes, letter paper, indexes; jackets for agendas and books, cases as stationery articles; adhesives (glues) for stationery or household purposes; artists' materials; paintbrushes; typewriters and office requisites (except furniture), letter trays, paper cutters, paperweights; ink cases stationery, writing cases sets, inkwells, pencil holders, pen holders, pencil lead holders, pencil pots, writing pads, pencils, pens, marbles, leads and nibs for pens and pencils, refills for ball-point pens, refills for pencil lead holders, ink cartridges for fountain pens, rubber erasers, cases for pens, pen and pencil cases; instructional or teaching material (except apparatus); printing type; printing blocks; table linen of paper