Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842146 | Pulsator for enriching, particularly hard coal | Boleslaw Jondro, Jan Janik | 1989-06-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842146 | Pulsator for enriching, particularly hard coal | Boleslaw Jondro, Jan Janik | 1989-06-27 |