Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6128789 | Method and device for operating the water flushing and the discharge valve in a toilet or the like connected to a vacuum sewer | — | 2000-10-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6128789 | Method and device for operating the water flushing and the discharge valve in a toilet or the like connected to a vacuum sewer | — | 2000-10-10 |