Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5232955 | Process for producing a high strength artificial (cast) stone with high permeability and filter effect | Tibor Csabai, Miklos Magyar, Istvan Munkacsi, Mihaly Kun, Ambrus Andristyak +2 more | 1993-08-03 |