Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4962839 | Ducting for transporting granular or powder substances under gravity, in particular on sites having silos | — | 1990-10-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4962839 | Ducting for transporting granular or powder substances under gravity, in particular on sites having silos | — | 1990-10-16 |