Corrugated plates of cement and asbestos fibers for free couplings. (Machine-translation by Google Translate, not legally binding)

摘要

The ownership and exclusive exploitation of the construction of corrugated plates of cement and fibers of asbestos or other fibrous matter, suitable for the formation of roofs, roofs or floors, through free couplings, characterized by the fact that these plates have the last elements of the corrugated or corrugated, finished in such a way that the lines of the lateral edges do not reach their level at the bottom of the channels, in order that a plurality of juxtaposed plates can be coupled by hooking, leaving a distance between their edges, without level inequalities in said couplings. (Machine-translation by Google Translate, not legally binding)