Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4381897 | Installation for transporting fine-grained material | Carlos Arbeletche, Ingo Boelcke, Klaus Kirchner | 1983-05-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4381897 | Installation for transporting fine-grained material | Carlos Arbeletche, Ingo Boelcke, Klaus Kirchner | 1983-05-03 |