Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4643240 | Method of blowing cores etc. using quick-set sand, and improved mold-blowing apparatus | — | 1987-02-17 |
| 4570694 | Mold-blowing apparatus | — | 1986-02-18 |
| 4460032 | Method and apparatus for blowing cores etc. using a plunger-cleaned blow box suitable for quick-set sand | — | 1984-07-17 |