Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666846 | Extrusion apparatus for making seamless tubes from hollow billets | Wen-Hwa Lu, Shan-Chang Chueh | 1997-09-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666846 | Extrusion apparatus for making seamless tubes from hollow billets | Wen-Hwa Lu, Shan-Chang Chueh | 1997-09-16 |