Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6976662 | Ceiling grid sign hanger | Stephen D. Wamsley, Joseph P. Kosir | 2005-12-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6976662 | Ceiling grid sign hanger | Stephen D. Wamsley, Joseph P. Kosir | 2005-12-20 |