Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667600 | Aluminum alloys containing beryllium and investment casting of such alloys | Fritz C. Grensing, James M. Marder | 1997-09-16 |
| 5642773 | Aluminum alloys containing beryllium and investment casting of such alloys | Fritz C. Grensing, James M. Marder | 1997-07-01 |