Ventilation Regulation and Administration of Communications Plumbing Regulation and Administration of Communications Plumbing Ventilation

Petroleum products, fuel, electricity and other sources of energy Gases Laboratory, optical and precision equipments (excl. glasses) Oil, petrol and air-intake filters Fuels Heating works Electricity, heating, solar and nuclear energy Laboratory, hygienic or pharmaceutical glassware Heating, ventilation and air-conditioning installation work Parts of fuel, hand and concrete pumps

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Europe Southern Europe Western Europe

Automobiles and Auto Parts Non-Renewable Energy Supply Roads and Highways-Bridge Oil and Gas Printing and Publishing Electricity Construction Consultancy Energy-Power and Electrical Computer Hardwares and Consumables Steel Laboratory Equipment and Services Textile-Apparel and Footwear Petroleum Products Marine