Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4484058 | Electron beam hole drilling apparatus | Curtiss G. Howard, Lester W. Jordan, Chester E. Yaworsky | 1984-11-20 |
| 4470945 | Method and apparatus for applying an electron beam drilling backer to a metal sheet | Curtiss G. Howard, Lester W. Jordan, Chester E. Yaworsky | 1984-09-11 |