Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4461175 | Liquid level scale changeover measuring apparatus | Klaus Albrecht, Martin Haub | 1984-07-24 |
| 4361037 | Device for electric monitoring of the level of a liquid in a container | Wolfgang Hauschild | 1982-11-30 |