Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4970035 | Process for the production of open pore ceramic bodies and ceramic bodies produced according to this method | — | 1990-11-13 |
| 4673538 | Cooling tower panel from fiber concrete or similar material | Heinrich Klauss | 1987-06-16 |