Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5339535 | Touch probe | David R. McMurtry, David Wilson, Peter Kenneth Hellier | 1994-08-23 |
| 5327657 | Touch probe | Graham A. Hellen, Peter Kenneth Hellier, John C. Dabbs, David R. McMurtry | 1994-07-12 |
| 5323540 | Touch probe | David R. McMurtry, David Wilson, Peter Kenneth Hellier | 1994-06-28 |