Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4459837 | Method of indirect extrusion of metal | Hiromasa Hayashi | 1984-07-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4459837 | Method of indirect extrusion of metal | Hiromasa Hayashi | 1984-07-17 |