Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4680198 | Method of producing a scratch resistant coating on a sheet of thermoplastic material | Martin Lenhard, Ernst Fluckiger | 1987-07-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4680198 | Method of producing a scratch resistant coating on a sheet of thermoplastic material | Martin Lenhard, Ernst Fluckiger | 1987-07-14 |