Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4749019 | Method and apparatus for improved production casting of molten metal | William E. Barnes | 1988-06-07 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4749019 | Method and apparatus for improved production casting of molten metal | William E. Barnes | 1988-06-07 |