Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6260398 | Forming of hollow extrusions with double plane bends and twists | Blair T. Allison, William A. P. Graham, Paul E. Ringbloom | 2001-07-17 |
| 5311923 | Supporting and fastening means for mold blocks in a continuous block caster | John W. Cobes, S. John Pien | 1994-05-17 |