Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4598872 | Method of operating grinding apparatus and grinding apparatus operating according to this method | Heinrich Henne, Ludger Lohnherr, Walter Holz | 1986-07-08 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4598872 | Method of operating grinding apparatus and grinding apparatus operating according to this method | Heinrich Henne, Ludger Lohnherr, Walter Holz | 1986-07-08 |