Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4753551 | Sealing screen for waste dumps | Heinrich Brueggemann, Manfred Herzhauser, Klaus Krubasik | 1988-06-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4753551 | Sealing screen for waste dumps | Heinrich Brueggemann, Manfred Herzhauser, Klaus Krubasik | 1988-06-28 |