Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5167815 | Apparatus for removing substances from the surface of a liquid | Rolf Bachmann, Werner Iseli | 1992-12-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5167815 | Apparatus for removing substances from the surface of a liquid | Rolf Bachmann, Werner Iseli | 1992-12-01 |