Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4305278 | Abrasion testing | Duncan Stewart, Gwilym I. Williams, David A. Cash | 1981-12-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4305278 | Abrasion testing | Duncan Stewart, Gwilym I. Williams, David A. Cash | 1981-12-15 |