Paper, cardboard, and articles of paper or cardboard included in this class; stationery and stationery articles; office requisites, except furniture; files, suspension files and holders for files (office requisites), folders and folios (stationery); wallets for stationery purposes; document folders; storage boxes of cardboard or paper; cabinets for index cards and stationery (office requisites); file covers, file indexes, board clips, binders, office perforators, insets, portfolios, office organizers, deed holders, card indexes, stationery racks, letter sorters and trays (all being office requisites); and all other goods in class 16