Patents by Kakuk, Stefan( 6839 Oberhausen )
| Number | Patent title | Issue Date |
|---|---|---|
| 5177924 | Lightweight building component A building kit including lightweight, extruded components made ofenvironmentally acceptable, i.e., organic and mineral, materials. Thelightweight components are made of: a) untreated chopped straw, grainchaff, rice husks, rock fibers and/or glass... |
01/12/1993 |