Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4676469 | Composite bar section | Hermann Rotermund, Herbert L. Wiesmann | 1987-06-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4676469 | Composite bar section | Hermann Rotermund, Herbert L. Wiesmann | 1987-06-30 |