Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5464542 | Method and device for filtering and backwashing solid particles out of liquids | Johann Grienberger, Christian Frommann | 1995-11-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5464542 | Method and device for filtering and backwashing solid particles out of liquids | Johann Grienberger, Christian Frommann | 1995-11-07 |