9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
cd-rom discs, prerecorded audio and video cassettes, and computer software containing reference materials and educational information in the fields of business, chemistry, computer science, economics, engineering, math, nursing, philosophy, physics, psychology and science
16
Paper, cardboard and goods made from these materials, not included in other classes; printed matter; bookbinding material; photographs; stationery; 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.
reference books and textbooks in the fields of business, chemistry, computer science, economics, engineering, math, nursing, philosophy, physics, psychology and science; and newsletters, brochures, directories and magazines in the field of primary, secondary, college and professional education