Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4361370 | Apparatus and method for cleaning shadow masks in color picture tubes | Karl G. Hernqvist | 1982-11-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4361370 | Apparatus and method for cleaning shadow masks in color picture tubes | Karl G. Hernqvist | 1982-11-30 |