Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4744568 | Target system for low velocity projectiles | Drake D. Mertes, executor | 1988-05-17 |
| 4471544 | Three dimensional imformation transmitting device | Thomas R. Nelles, Harold L. Spitzer | 1984-09-18 |