Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4749537 | Process for the production of formed members for the disinfection of water | Walter Sigrist | 1988-06-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4749537 | Process for the production of formed members for the disinfection of water | Walter Sigrist | 1988-06-07 |