Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6143996 | Outlet for connecting a vacuum-cleaning hose to a centralized vacuum-cleaning installation | — | 2000-11-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6143996 | Outlet for connecting a vacuum-cleaning hose to a centralized vacuum-cleaning installation | — | 2000-11-07 |