Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4479602 | Apparatus for the manufacture of hollow cylindrical bodies | Jos/e/ Fernandez, J/u/ rgen Herm, Harald Tomsen, Ernst Wortmann, deceased | 1984-10-30 |
| 4353689 | Heating arrangement for revolving bodies whose diameter varies during production thereof by build-up welding | Jose Fernandez, Jurgen Herm, Ernst Wortmann, deceased, Harald Tomsen | 1982-10-12 |
| 4322596 | Apparatus for producing large shafts by welding build up | Harald Tomsen, Jurgen Herm | 1982-03-30 |