Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4703831 | Fire escape apparatus for use in multi-story buildings and method of escape | William E. Forrest, Michael K. Wegman | 1987-11-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4703831 | Fire escape apparatus for use in multi-story buildings and method of escape | William E. Forrest, Michael K. Wegman | 1987-11-03 |