Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884003 | Compact micromotion translator | — | 1989-11-28 |
| 4855842 | Dedicated programmable controller for interactive video disc system | Douglas Lorrimer Armstrong | 1989-08-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884003 | Compact micromotion translator | — | 1989-11-28 |
| 4855842 | Dedicated programmable controller for interactive video disc system | Douglas Lorrimer Armstrong | 1989-08-08 |