Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798338 | Apparatus for the electro-kinetic charging of powdered materials | Helmut Bauch, Dieter Auerbach | 1989-01-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4798338 | Apparatus for the electro-kinetic charging of powdered materials | Helmut Bauch, Dieter Auerbach | 1989-01-17 |