Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4641321 | Cooled furnace head for heavy-current resistance furnaces | — | 1987-02-03 |
| 4629280 | Joint threads carbon on graphite electrode | Gunter Kraus | 1986-12-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4641321 | Cooled furnace head for heavy-current resistance furnaces | — | 1987-02-03 |
| 4629280 | Joint threads carbon on graphite electrode | Gunter Kraus | 1986-12-16 |