Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5082414 | Helicoidal device for extracting material in particle form from a reservoir | — | 1992-01-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5082414 | Helicoidal device for extracting material in particle form from a reservoir | — | 1992-01-21 |