Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4481512 | Theft-resistant audio system for vehicle | Fred L. Tscheulin, Donald R. Tilley, William G. Skyllingstad | 1984-11-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4481512 | Theft-resistant audio system for vehicle | Fred L. Tscheulin, Donald R. Tilley, William G. Skyllingstad | 1984-11-06 |