Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5362834 | Gel compounds, their production and use | Dietmar Schapel, Hartwig Grammes | 1994-11-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5362834 | Gel compounds, their production and use | Dietmar Schapel, Hartwig Grammes | 1994-11-08 |