Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871288 | Screen lining | Gerhard Schmidt | 1989-10-03 |
| 4819810 | Screening machine with floating eccentric shaft | — | 1989-04-11 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871288 | Screen lining | Gerhard Schmidt | 1989-10-03 |
| 4819810 | Screening machine with floating eccentric shaft | — | 1989-04-11 |