MICHAŁ CZERWIŃSKI MAKALU PRACE WYSOKOŚCIOWE

43.99.Z - Other specialized construction works, not classified elsewhere

33.12.Z - Repair and maintenance of machinery

33.14.Z - Repair and maintenance of electrical devices

33.19.Z - Repair and maintenance of other equipment and installations

33.20.Z - Installation of industrial machinery, equipment, and devices

42.99.Z - Works related to the construction of other civil engineering and water engineering objects, not classified elsewhere

43.24.Z - Installation of other building systems

85.51.Z - Non-school forms of sports education and recreational and sports activities