PERI PD

Shoring systems of metal comprised of shores being construction elements, support framework of metal for construction, frames of metal for construction, and structural parts and fittings therefor; Falsework systems of metal comprised of supports being construction elements made of metal, metal scaffolding, scaffolding towers of metal and structural parts and fittings therefor; Slab props of metal, namely, slabs of metal for construction, pillars of metal for building, supports being construction elements made of metal; Ceiling supports of metal, namely, supports being construction elements of metal, support framework of metal for building; Shoring towers of metal, being tubular steel frame elements which are supplemented by spindles or other connecting elements to form rectangular or square shoring towers and suspended shear metal frames which can be connected together, for use in construction