Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4422898 | Technique for the fabrication of an iron oxide mask | John B. MacChesney, Paul O'Connor | 1983-12-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4422898 | Technique for the fabrication of an iron oxide mask | John B. MacChesney, Paul O'Connor | 1983-12-27 |