Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4406565 | Slidable filling dam | Wincenty Pretor, Wojciech Skoczynski, Edward Janik, Ryszard Serwotka | 1983-09-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4406565 | Slidable filling dam | Wincenty Pretor, Wojciech Skoczynski, Edward Janik, Ryszard Serwotka | 1983-09-27 |