Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4185899 | Combination viewer and projector | Hugh P. Sherlock, Edwin E. Ewry, Werner W. Ciupke, Glenn E. Brown, William T. Link | 1980-01-29 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4185899 | Combination viewer and projector | Hugh P. Sherlock, Edwin E. Ewry, Werner W. Ciupke, Glenn E. Brown, William T. Link | 1980-01-29 |