Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4319625 | Electromagnetic casting process utilizing an active transformer-driven copper shield | John C. Yarwood, Gary L. Ungarean, Derek E. Tyler | 1982-03-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4319625 | Electromagnetic casting process utilizing an active transformer-driven copper shield | John C. Yarwood, Gary L. Ungarean, Derek E. Tyler | 1982-03-16 |