Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4813480 | Apparatus for cooling dust or finely granular bulk material | Bernd Kirchhoff, Ulrich Binder | 1989-03-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4813480 | Apparatus for cooling dust or finely granular bulk material | Bernd Kirchhoff, Ulrich Binder | 1989-03-21 |