Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351055 | Water cooled wall element formed of tubes for melting furnaces | Lothar Harmsen, Jurgen Zieschang, Friedhelm Vennmann | 1982-09-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4351055 | Water cooled wall element formed of tubes for melting furnaces | Lothar Harmsen, Jurgen Zieschang, Friedhelm Vennmann | 1982-09-21 |