Manufacture of machinery for mining, quarrying and construction

This class includes:

• manufacture of continuous-action elevators and conveyors for underground use
• manufacture of boring, cutting, sinking and tunnelling machinery (whether or not for underground use)
• manufacture of machinery for treating minerals by screening, sorting, separating, washing, crushing etc.
• manufacture of concrete and mortar mixers
• manufacture of earth-moving machinery:

• bulldozers, angle-dozers, graders, scrapers, levellers, mechanical shovels, shovel loaders etc.

• manufacture of pile drivers and pile extractors, mortar spreaders, bitumen spreaders, concrete surfacing machinery etc.
• manufacture of tracklaying tractors and tractors used in construction or mining
• manufacture of bulldozer and angle-dozer blades
• manufacture of off-road dumping trucks