Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9061288 | Device for recycling molding sand | Jozef Danko, Rafal Danko, Grzegorz Holtzer, Jerzy Kuzmin, Krzysztof Matuszewski +1 more | 2015-06-23 |
| 4326578 | Method for making foundry moulds and cores | Andrzej Pajak, Tadeusz Olszowski, Antoni Mazur, deceased, Andrzej Marzencki, Adam Jachowicz | 1982-04-27 |