Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5071566 | Process for the separation of solid phase from liquid substance, particularly for waste water purification | Istvan Papp, Lajos L. Szabo, Sr., Istvan Apro, Gyula Czepek, Ferenc Torocsik +4 more | 1991-12-10 |
| 4902117 | Clothing image mirror projection system | — | 1990-02-20 |