Metallic structures for electrical energy substations, namely, columns, trusses, beams and buttresses for electrical energy transmission and production equipment; metal hardware for high tension lines, namely, bearings, shackles, insulators, shells, clevis, clamps, stretchers, lengtheners, cordages, links

Metallic structures for electrical energy substations, namely, columns, trusses, beams and buttresses for electrical energy transmission and production equipment; metal hardware for high tension lines, namely, bearings, shackles, insulators, shells, clevis, clamps, stretchers, lengtheners, cordages, links