Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4959519 | Controlled pressure butt welding process and apparatus for carrying it out | Karl-Christoph Exner, Horst Becker | 1990-09-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4959519 | Controlled pressure butt welding process and apparatus for carrying it out | Karl-Christoph Exner, Horst Becker | 1990-09-25 |