Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4288219 | Refractory insulated member and method of installation thereof in a reheat furnace | John W. Gana | 1981-09-08 |
| 4279140 | Mill roll balance system | John W. Gana | 1981-07-21 |