Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878623 | Process and device for mechanically removing the surface of lumped goods | Friedrich W. Plank, Helmut Machnig, Georg H. Mischke, Norbert Nahrmann | 1989-11-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878623 | Process and device for mechanically removing the surface of lumped goods | Friedrich W. Plank, Helmut Machnig, Georg H. Mischke, Norbert Nahrmann | 1989-11-07 |