Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4348231 | Method of recovering metal carbides | Joseph E. Ritsko, Martin B. MacInnis | 1982-09-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4348231 | Method of recovering metal carbides | Joseph E. Ritsko, Martin B. MacInnis | 1982-09-07 |