Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4216270 | Machine parts of powdered metal | Joel S. Hirschhorn, Phillip J. Andersen | 1980-08-05 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4216270 | Machine parts of powdered metal | Joel S. Hirschhorn, Phillip J. Andersen | 1980-08-05 |