Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D299718 | Keypad for telecommunications instruments | David J. Steer, Leonard Colebourne | 1989-02-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D299718 | Keypad for telecommunications instruments | David J. Steer, Leonard Colebourne | 1989-02-07 |