Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4211506 | Method and apparatus for the metered conveying of pulverulent solids | Ferdinand List, Helmut Alfs | 1980-07-08 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4211506 | Method and apparatus for the metered conveying of pulverulent solids | Ferdinand List, Helmut Alfs | 1980-07-08 |