Electrical ducting and cabling being electrical ducts and electrical cables; fiber-optic cables; apparatus for transmission of data, namely, cables and conduits for data transmission; network cables and lines, namely, optical cables, electronic cables; ducts and cables for electrical and optical transmission, including other media, namely, electrical ducts, electrical cables, and fiber optic cables; finished or semi-finished cables and ducts included in this class, namely, electrical ducts, e...