Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9757800 | Transportation of castings produced in and still encapsulated in its green sand mold producing enhanced casting cooling and processed sand properties with subsequent high velocity controlled air cooling of the castings | — | 2017-09-12 |
| 4716953 | Vent plug | John E. Prunty, II | 1988-01-05 |
| 4201350 | Reconditioned sand muller | — | 1980-05-06 |