Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887196 | Recessed track lighting system | Tobias Brown, Scott L. Roos, Donald J. Westgaard | 1989-12-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4887196 | Recessed track lighting system | Tobias Brown, Scott L. Roos, Donald J. Westgaard | 1989-12-12 |