Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4561790 | Wire matrix print head apparatus | Vaughn Robert Evans, Richard H. Harris, John E. Watts | 1985-12-31 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4561790 | Wire matrix print head apparatus | Vaughn Robert Evans, Richard H. Harris, John E. Watts | 1985-12-31 |