Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820167 | Electronic school teaching system | Verne H. Nobles, Jon H. Fleming, Charles T. Terrell, Alexander K. Lai | 1989-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820167 | Electronic school teaching system | Verne H. Nobles, Jon H. Fleming, Charles T. Terrell, Alexander K. Lai | 1989-04-11 |