Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4370445 | Polyurethane-base material suitable for use for making fire arresting walls | Norbert Depetris | 1983-01-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4370445 | Polyurethane-base material suitable for use for making fire arresting walls | Norbert Depetris | 1983-01-25 |