Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5381968 | Apparatus and method for the crushing of material for grinding of differing grain size | Ludger Lohnherr, Ludger Kimmeyer, Walter Holz, Werner Schoneich | 1995-01-17 |
| 4982905 | Apparatus for crushing materials | Dietmar Holsiepe, Ludger Lohnherr, Hans-Dieter Grudno | 1991-01-08 |