1 Chemicals used in industry, science and photography; vacuum coating materials, namely wires, pellets, ribbons, crimps, pieces, rods and cones; fluids for hydraulic circuits and vacuum pumps; fluids for use with abrasives, high vacuum fluids, high purity materials, chemicals and fabricated parts for thin film vapour deposition (CVD) in atmospheric pressure, high vacuum and ultra vacuum processing applications; thin film processes, thin films made of elements, alloys and compounds, unprocessed artificial resins; unprocessed plastics; adhesives used in industry.
4 Industrial oils and greases; lubricants; dust absorbing, wetting and binding compositions; fuels (including motor spirit) and illuminants.
6 Common metals and their alloys; metal building materials; non-electric cables and wires of common metal; pipes and tubes of metal; goods of common metal not included in other classes; ores.
7 Machines and machine tools, high vacuum machines and equipment, machine coupling and transmission (except for land vehicles) vacuum pumps; parts and fittings for all the aforesaid goods.
9 Scientific, nautical, surveying, electric, photographic, weighing, measuring, signalling, checking (supervision), apparatus and instruments; parts and fittings for all the aforesaid.