Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335960 | Apparatus for detecting the presence of surface irregularities in articles made of transparent material | Richard I. Ashcroft | 1982-06-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4335960 | Apparatus for detecting the presence of surface irregularities in articles made of transparent material | Richard I. Ashcroft | 1982-06-22 |