Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4337023 | Roller press for compacting and briquetting of bulk material | Heinz Koppern, Hans-Georg Bergendahl, Hartmut Rieschel | 1982-06-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4337023 | Roller press for compacting and briquetting of bulk material | Heinz Koppern, Hans-Georg Bergendahl, Hartmut Rieschel | 1982-06-29 |