Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797463 | Two-component material and the use thereof | Stefan Grimm, Fritz Stahr | 1989-01-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797463 | Two-component material and the use thereof | Stefan Grimm, Fritz Stahr | 1989-01-10 |