Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D351804 | Stress:strain materials testing instrument | Charles W. Kellstedt, Jr., Joel M. Lieblein, Richard J. Mahoney, III, Paulo A. Martin, Graham Mead +1 more | 1994-10-25 |