37 Rug cleaning of, namely, cleaning of foot, dust trap and dirt-blocking mats; interior and exterior cleaning of buildings; ironing of laundry; cleaning of windows; furniture restoration and repair; pest control except for agricultural purposes; laundry services for clothes; cleaning of building facades; restoration of structural monuments; cleaning of residential constructions; carpet cleaning; window glass cleaning; maid services, namely, cleaning of buildings for maintenance purposes; industrial cleaning, namely, cleaning of machines; maid services, namely, cleaning of schools and daycare centers for children, gyms, workshops, wash and locker rooms; interior cleaning of buildings of all types upon completion of the construction work; cleaning of air conditioning installations, machines, engines, turning lathes and workbenches; dust removal from walls, girders and roof constructions; basic cleaning of loose or fixed textile coverings; shampooing and spray extraction of carpets including stain removal; cleaning of means of transportation, namely, cleaning of buses, streetcars, and railway cars; cleaning of swimming pools, namely, cleaning of outdoor and indoor swimming pools, swimming pools and auxiliary installations prior to, during and after the bathing season; cleaning of large surface areas, namely, parking buildings, underground garages, parking lots, plants, warehouse and machine buildings in the industrial and power plant fields; pavement sealing, namely, basic cleaning and sealing of asphalt and compressed natural rock asphalt floors; surfacing, grinding and sealing of parquet floors; dust-binding sealing of composition and cement floors as well as of all types of hard coverings; cleaning of windows and industrial glassworks, lighting fixtures and light advertising installations; building facade cleaning, namely, cleaning of oil and paint coats, natural stone, synthetic stone, ceramics, metal and plastic; metal cleaning, specifically basic cleaning and preservation of window frames, fittings, wall and ceiling coverings made of aluminum, anodized aluminum, steel, copper and brass; cleaning of garden and walkway areas; cleaning of eaves troughs; winter services, namely, snow removal, gritting against icing, snow propelling; cleaning of computer hardware and peripherals, namely, printers, plotters, output and reproduction media of all types, namely, moving arm disks, magnetic and optical drives; cleaning of auto, foot and dirt trap mats