Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5156035 | Method and apparatus for manufacturing seamless tubes | Alfred Lampe, Hermann Josef Frentzen | 1992-10-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5156035 | Method and apparatus for manufacturing seamless tubes | Alfred Lampe, Hermann Josef Frentzen | 1992-10-20 |