Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4485893 | Apparatus for emergency evacuat1on of people from tall buildings | — | 1984-12-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4485893 | Apparatus for emergency evacuat1on of people from tall buildings | — | 1984-12-04 |