Paper and paper articles; files and filing apparatus and systems in this class including those for use with electronic data processors, word processors, computers, computer printouts, microfilms, microfiche and magnetic media such as computer tapes, disc packs and flexible discs; binders; ribbons including printer ribbons; products in this class for use with data processing apparatus; paper, tape and cards for the recordal of computer programmes; stationery; parts and accessories in this class for the foregoing goods

Data processing apparatus; calculators; magnetic media including tapes and discs; computer programmes recorded on tape, cards or discs; computers; typewriters and printers adapted for use with data processing apparatus; cash registers; parts and accessories for the foregoing goods; excluding microtrons,