Issued Patents 1982
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4331875 | Shadow casting electron-beam system | — | 1982-05-25 |
| 4324999 | Electron-beam cathode having a uniform emission pattern | — | 1982-04-13 |
| 4325000 | Low work function cathode | Lynwood W. Swanson | 1982-04-13 |