Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4823263 | Apparatus for controlling the operation of tipping a melting crucible | Friedrich-Werner Thomas | 1989-04-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4823263 | Apparatus for controlling the operation of tipping a melting crucible | Friedrich-Werner Thomas | 1989-04-18 |