6
Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; goods of common metal not included in other classes; ores.
poles of metal, for electric lines
7
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs.
emergency power generators; alternators; dynamos; current generators; generators of electricity
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.
high-frequency apparatus; electric monitoring apparatus; circuit closers; switchboxes (electricity); current rectifiers; gauges; electric cables; lightning conductors; limiters (electricity); electric switches; circuit breakers; electric wires
17
Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes; plastics in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, not of metal.
dielectrics (insulators); insulators; insulators for railway tracks; insulators for electric mains; insulators for cables; insulating materials
37
Building construction; repair; installation services
repair information; construction information; construction; interference suppression in electrical apparatus
39
Transport; packaging and storage of goods; travel arrangement
electricity distribution; distribution of energy
40
Treatment of materials
production of energy
42
Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software
technical project studies; engineering; physics research; research and development (for others); technical research; construction drafting; consultancy in the field of energy-saving; surveying