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VALLE FRANCESCO S.R.L.
| VALLE FRANCESCO S.R.L. Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20090060652 | Concrete element with high-visibility refracting and reflecting surface - The invention is a new concrete element (Z) for road marking and outdoor paving having a solid three-dimensional form, with bottom surface (F) resting on surface (S) at least one housing or basin (V) is obtained for containing a layer of refracting mixture (M) comprising in turn a plurality of spheres or microspheres (R) mixed with a hardening support resin or glue (C). | 03-05-2009 |