Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798447 | Lens mounting for an electrodynamic device for recording on and/or scanning optical discs by means of a radiation spot, and method of manufacturing such a lens mounting | Gerardus L. M. Jansen | 1989-01-17 |