[Belt conveyors; conveyor belts; mud collectors; bulldozers; ploughs; coulters, ploughshares; cutting wheels; compressors; road making machines; cutting machines; machine parts, namely, cutters; hoppers for mechanical unloading; dust removal installations for cleaning; mechanical winders for flexible pipes; machine parts, namely, drivers; excavators; mine extractors; drilling machines; tar spreaders; coal cutters hydraulic controls for machines and motors; hydraulic motors; hydraulic turbines; machine parts, namely, blade holders; machine parts, namely, saw blades; machine wheels; mixing machines; handling apparatus for loading and unloading; grinding machines; machine parts, namely, sharpening grinders; pneumatic controls for machines and motors; pumps; machine parts, namely, tool holders; machine parts, namely, pressure reducers; machine parts, namely, pressure regulators; machine parts, namely, pressure valves; blowing machines; earth moving machines; vibrators all for industrial use and all for digging trenches, depositing tubes, cables, tubular sheaths or the like in trenches, and for back filling trenches]

Construction consultancy; repair of tubes, cables, tubular sheaths or the like in trenches; installation services of tubes, cables, tubular sheaths or the like in trenches; consultancy services regarding installation, maintenance and operation of transmission and switching equipment for managing and optimizing voice transmission, and the transmission of data, images and information, particularly by optic fibre cables; trench digging services; services for the laying of pipes, trunking, by special equipment; electrical and optical cable laying services; maintenance or cleaning of buildings, premises, the ground, parks, windows, carpets, curtains and miscellaneous items, particularly maintenance and repair of all pipelines or pipes; industrial dust removal; removal of waste of all kinds; removal of waste, sorting of waste and of recovered raw materials; site machinery hire, namely, hire of cutting equipment

Engineering work relating to the digging of trenches and the deposit of tubes, cables, tubular sheaths or the like in trenches,[ professional consultation relating to the digging of trenches and the deposit of tubes, cables, tubular sheaths or the like in trenche]s and the drawing of plans not related to the conducting of business; technical project studies relating to the digging of trenches and the deposit of tubes, cables, tubular sheaths or the like in trenches; engineering work assessments[; computer programming; software design, development and update; computer software maintenance; design and creation of sites on worldwide computer networks; design, creation and operation of databanks and databases; rental of computer software; rental of computers; franchising, namely, offering technical assistance in the field of digging trenches, depositing tubes, cables, tubular sheaths or the like in trenches, back filling trenches; licensing of this technical know-how]