Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4316373 | Method and apparatus for the extrusion of tubes of easily oxidized materials | Franz-Josef Zilges | 1982-02-23 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4316373 | Method and apparatus for the extrusion of tubes of easily oxidized materials | Franz-Josef Zilges | 1982-02-23 |