Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645376 | Tube connection assembly with safety locking system for external filters for aquariums | — | 2003-11-11 |
| 6591676 | Device for detecting the level of liquid, particularly for submersed pumps | — | 2003-07-15 |
| 6538353 | Permanent-magnet electric motor for circulation pumps of heating systems | — | 2003-03-25 |