April 2009

_{Keywords: Combined curbstone permanently bonded to a gutter,  Construction kit for the erection of block pavements Joint blocks for laying patterns with large drainage openings Device for determining the measure of the upper concrete cover of a structural concrete component, reinforcement for a structural concrete component as well as a structural concrete componentDevice for determining the measure of the upper concrete cover of a structural concrete component,  reinforcement for a structural concrete component as well as a structural concrete component Rail for taking up cable loops for structural precast components Arrangement for rehabilitation of zones endangered by shear failure and tie elements for this Pallet rotation plant with continuous pallet transport for the production of concrete products Hinged transportable device for wet-cutting tiles, concrete, stone or other materials Tunnel segment form}