The present invention relates to a new method for the installation of building tiles without any adhesive materials (fine grained sand and cement or glues) or joint fillers (e.g. stucco), directly onto a bare wall or floor without any prior preparation of the latter. This method shows substantial advantages...http://www.google.com.au/patents/US5014488?utm_source=gb-gplus-sharePatent US5014488 - Method for installation of building tiles without adhesive materials and standardized tiles for implementing the same
