Perfected slab with incoming and outgoing device for anchorage clamping (Machine-translation by Google Translate, not legally binding)

摘要

Improved slab with an incoming and outgoing device for fastening anchors, characterized by consisting of non-through holes to the whole of its rear face, which have a smaller diameter on the outside than on the inside, in order to receive an anchor to pressure. (Machine-translation by Google Translate, not legally binding)