Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698237 | Apparatus for granulating synthetic plastics materials | Helmut Bacher, Helmuth Schulz | 1997-12-16 |
| 5651944 | Apparatus for degassing thermoplastic synthetic plastics material | Helmuth Schulz, Helmut Bacher | 1997-07-29 |
| 5643450 | Filter apparatus for fluids, in particular for thermoplastic synthetic plastics material fluid | Helmut Bacher, Helmuth Schulz | 1997-07-01 |