73231775
Sep 18, 1979
Feb 2, 1982
Construction Services-Namely, Building Construction, Bridge Building, Roadbed Construction, Earthwork and Foundation Building, Erection of Reinforced Concrete Structures, Installation of Earth and Rock Anchors, Installation and Assembly of Industrial Plants, Shipbuilding, Chimney Construction, Construction of Tunnels and Galleries, Repair and Maintenance Work on Structures, Demolition Work, Excavation Work, Paving and Tiling Work, Blasting Work, Highway and Road Construction
Building Construction and RepairConstruction Engineering, Civil Engineering, Hydraulic, Architectural and Design Engineering, Technical Consultation and Planning for Construction Projects; Preparation of Programs for Data Processing; Leasing of Machines, Tools, and Apparatus for Civil Engineering; Garden Design and Landscaping
Computer and Scientific