Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4614501 | Method of manufacturing a color cathode-ray tube comprising a magnetic quadrupole post-focusing mask and device for carrying out the method | Jacob Koorneef, Robert H. J. Fastenau | 1986-09-30 |