Power Regulation Ventilation Plumbing Architectural Scenic and Sightseeing Transportation Machinery Regulation Plumbing Research and Development in the Physical Ventilation Engineering Services Research and Development in the Physical Water

Heating works Other community, social and personal services Electricity, heating, solar and nuclear energy Drinking water Other services Postal orders Engineering studies Heating, ventilation and air-conditioning installation work Sanitary works Dates

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Europe Western Europe

Civil Works Building Automobiles and Auto Parts Supply Engineering Postal and Courier Services Water and Sanitation Services Defence and Security Construction Energy-Power and Electrical Computer Hardwares and Consumables Steel Building Material