Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857921 | Digital traffic control system | William B. McBride, William R. Wilson, John C. Tomlinson, John McCarthy, Jefferson D. Hendricks +1 more | 1989-08-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857921 | Digital traffic control system | William B. McBride, William R. Wilson, John C. Tomlinson, John McCarthy, Jefferson D. Hendricks +1 more | 1989-08-15 |