Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4422569 | Forming metal articles | Martin H. Mansbridge, John K. Norton, Sidney J. Swadling | 1983-12-27 |
| 4351470 | Method of making a stiffened panel | Sidney J. Swadling, Martin H. Mansbridge, John K. Norton | 1982-09-28 |