Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7004289 | Elevator performance measuring device and method | William M. Shrum, III | 2006-02-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7004289 | Elevator performance measuring device and method | William M. Shrum, III | 2006-02-28 |