Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5901594 | High pressure expansion mandrel with cams engaging oppositely directed ends of an expandable segmented ring | Russell D. Wasson | 1999-05-11 |
| 4967468 | Apparatus for fixing boiler tubes during replacement of same | Craig Vossbrinck | 1990-11-06 |
| 4831702 | Method for fixing boiler tubes during replacement of same | Craig Vossbrinck | 1989-05-23 |