Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5345729 | Support for tamper proof securing light fixture on suspended ceiling panel | Douglas Prahst, Ralph H. Laird, Lester G. Peterson, William D. Benning | 1994-09-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5345729 | Support for tamper proof securing light fixture on suspended ceiling panel | Douglas Prahst, Ralph H. Laird, Lester G. Peterson, William D. Benning | 1994-09-13 |