Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338924 | Apparatus and method for automatic focusing of light using a fringe plate | William A. Barrett | 1994-08-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338924 | Apparatus and method for automatic focusing of light using a fringe plate | William A. Barrett | 1994-08-16 |