Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9869084 | Stair expansion joint system with freedom of movement between landings | Bryan I. Charles, Roger W. Barr, Kevin W. Smith, Anthony J. Peachey, Harold Dale Mathias +2 more | 2018-01-16 |