Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5358027 | Vacuum-assisted gravity pour casting apparatus | Douglas R. Callihan, Charles H. Kinloch, Jesse Raver | 1994-10-25 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5358027 | Vacuum-assisted gravity pour casting apparatus | Douglas R. Callihan, Charles H. Kinloch, Jesse Raver | 1994-10-25 |