Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4520487 | High temperature electric furnace with metallic resistances in the form of hollow vertical heating tubes | — | 1985-05-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4520487 | High temperature electric furnace with metallic resistances in the form of hollow vertical heating tubes | — | 1985-05-28 |