Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5317763 | Apparatus for low noise flushing a vacuum toilet, especially in an aircraft | Helge Frank | 1994-06-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5317763 | Apparatus for low noise flushing a vacuum toilet, especially in an aircraft | Helge Frank | 1994-06-07 |