Transportable structures made of metal; metal profiles, namely, extruded profiles made of aluminum; profile connectors made of aluminum; load-bearing panels of metal, frames of metal and portable construction panels of metal all fabricated of extruded profiles; attachment devices, namely, linear modules, compact modules, feed modules, rotary compact modules, grippers made of metal for load-bearing panels; frames and portable constructions of metal, namely, plates of metal, joint connectors, c...