Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6848668 | Silent-operating device for feeding water into a tank, in particular for filling a lavatory flush tank | Antonio Manuel Domingos Lopes, Victor Antonio Ferreira Da Costa, Antonio de Oliveira | 2005-02-01 |
| 6810904 | Lavatory flush tank silent-operating fill device | Antonio Gameiro Lopes, Victor Antonio Ferreira Da Costa, Antonio Manuel Moura De Oliveira | 2004-11-02 |