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Common metals and their alloys; building and assembly materials of metal, namely, beams of metal, metal joists, metal rails, metal laths, and metal poles; sheets, rods, pipes and profiles of metal, namely, extruded profiles of light metal as elements of modular structures for mounting photovoltaic panels on roofs, walls and open area sites; metal mounting brackets, fastening in the nature of metal fasteners, namely, bolts, nails, rivets, screws, hanger bolts, mounting plates for hanger bolts, seam clamps, flange nuts, nuts, and washers and connecting parts of metal in the nature of structural joint connectors of metal, hanger bolt kits, mounting plates for hanger bolts, screws, bolts, seam clamps, flange nuts, nuts, and washers, all for construction and assembly purposes; buildings of metal, namely, transportable buildings; metal roofs; frameworks of metal for construction and assembly purposes, in particular for photovoltaic installations; goods of iron and metal, namely, metal and iron bolts, metal and iron clamps, and metal and iron screws; metal roof ladders, metal roof step ladders and roof hooks of metal for mounting photovoltaic installations; metal posts; supports of metal in the nature of supports of metal for fastening and supporting solar plants and solar modules on flat roofs; metal containers for transporting pallets and crates of metal; transport pallets and crates of metal; ironmongery and small items of metal hardware, namely, metal hinges, hanger bolt kits, mounting plates for hanger bolts, screws, bolts, seam clamps, flange nuts, nuts, and washers; fittings of metal for furniture

Machine parts, namely, drives and linear guide units for motor-driven tracking of photovoltaic components and installations towards sun position, except for land vehicles; hangers as parts of machines

Photovoltaic apparatus for generating electricity, in particular photovoltaic modules and installations apparatus, namely, solar modules for production of electricity, solar thermal and electric receivers, tracking mechanisms, and solar trackers; lightning conductors; voltage surge protectors; computer programs for planning and project preparation of photovoltaic installations and for calculating respective energy yields