Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5205850 | Particular filter | Dietmar Thalheim, Horst Kalfa | 1993-04-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5205850 | Particular filter | Dietmar Thalheim, Horst Kalfa | 1993-04-27 |