Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4337535 | Device for preventing unwanted reflections from an optical system to a laser in an apparatus for optically reading a record carrier | Everardus A. Van Megen, Carel Arthur Jan Simons | 1982-06-29 |