[Class : 6] Common Metals And Their Alloys; Metal Building Materials; Transportable Buildings Of Metal; Non Electric Cables And Wires Of Common Metal; Ironmongery, Small Items Of Metal Hardware; Pipes And Tubes Of Metal.[Class : 19] Non Metallic Building Materials, Namely, Concrete, Tar, Lumber And Glass For Use In Construction, Rigid Non Metallic Pipes For Use In Construction; Natural And Artificial Stone; Cement, Lime, Grouts, Plaster And Gravel; Pipes Made Of Clay Or Made Of Concrete; Asphalt; Pitch And Bitumen; Monuments Made Of Stone; Chimneys.[Class : 37] Building Construction; Steam Fitting, Painting, Plastering, Plumbing, Roofing; Public Works, Namely: Bridges, Viaducts, Dams, Locks, Hydroelectric Plants, Public Street And Road Construction; Rural Work, Namely Impact And Environmental Studies In Rural Areas, Village Studies, Well Drilling; Rental Of Tools And Construction Equipment; Building Maintenance Or Cleaning, Premises And Grounds (Building Exterior Cleaning, Disinfection, Rat Eradication); Building Cleaning; Building Repair.[Class : 42] Architecture, Building Consultancy, Interior Decorating, Expertise (Engineering Work), Technical And Financial Studies For Real Estate Projects.