Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869757 | Silver alloys of exceptional and reversible hardness | Thomas W. Eagar, Laura L. Bourguignon, Rosaire Marcotte | 1989-09-26 |
| 4810308 | Silver alloys of exceptional and reversible hardness | Thomas W. Eagar, Laura L. Bourguignon, Rosaire Marcotte | 1989-03-07 |