Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4778369 | Apparatus for changing vertical-axis extrusion dies | William J. Granchi | 1988-10-18 |
| 4637435 | Antiseal arrangement for hydropneumatic pressure tanks | — | 1987-01-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4778369 | Apparatus for changing vertical-axis extrusion dies | William J. Granchi | 1988-10-18 |
| 4637435 | Antiseal arrangement for hydropneumatic pressure tanks | — | 1987-01-20 |