Classes 37 and 42 3704 Building Decoration Repair Services Cleaning Buildings (Interior) 370009, Upholstery Repair 370017, Chimney Sweeping 370026, Painting and Repair of Signs 370040, Cleaning of Windows 370045, Wallpapering 370064, Interior Decoration 370067, Interior and exterior painting 370068, Painting services 370086, Cleaning of buildings (external surfaces) 370112, Street sweeping 370124 4217 Design and consulting services of buildings Architecture 420011, Architectural consulting 420036, Architectural drawing 420038, Interior decoration design 420048※ Development of Construction Projects C420013 Note: Architectural drawings are similar to 4209 Engineering drawings.