Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4186056 | Device for closing the filling opening of a coke oven chamber | Hans Muller | 1980-01-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4186056 | Device for closing the filling opening of a coke oven chamber | Hans Muller | 1980-01-29 |