Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4813901 | Device for the automatic centering of cathodes in eyelets for cathode tube electron gun | — | 1989-03-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4813901 | Device for the automatic centering of cathodes in eyelets for cathode tube electron gun | — | 1989-03-21 |