Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5464178 | Neon tube support | Glen R. Blok | 1995-11-07 |
| 4783923 | Actuator for sliding panel signs | Charles E. Trame | 1988-11-15 |
| 4253171 | Electromechanical character display | — | 1981-02-24 |