Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4228814 | Cleaning apparatus for test electrodes | Peter Luethi | 1980-10-21 |
| 4199333 | Filter box for textile machines | Johann W. Ferri, Emil Briner, Bruno Fritschi | 1980-04-22 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4228814 | Cleaning apparatus for test electrodes | Peter Luethi | 1980-10-21 |
| 4199333 | Filter box for textile machines | Johann W. Ferri, Emil Briner, Bruno Fritschi | 1980-04-22 |