Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5314169 | Method and apparatus for heat treating elongate metallic products | Otakar A. Kuby, Walter J. Operacz, Frank J. Vereecke | 1994-05-24 |
| 4578031 | Dimensionally stable movable furnace hearth | Keith A. Johnson | 1986-03-25 |