Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5458465 | Fan impeller | Carlos W. von Wieser, Huba ry | 1995-10-17 |
| 4328176 | Apparatus for damping the noise in cooling towers | Werner Alt, Siegfried Kretzschmar | 1982-05-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5458465 | Fan impeller | Carlos W. von Wieser, Huba ry | 1995-10-17 |
| 4328176 | Apparatus for damping the noise in cooling towers | Werner Alt, Siegfried Kretzschmar | 1982-05-04 |