Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879496 | Display tube | Alan G. Knapp, Daphne L. Lamport, Alfred W. Woodhead | 1989-11-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879496 | Display tube | Alan G. Knapp, Daphne L. Lamport, Alfred W. Woodhead | 1989-11-07 |