Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7950465 | System for dewatering boreholes by means of alternative cycles of vacuum and exhaust, based on the principle of pneumatic displacement | — | 2011-05-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7950465 | System for dewatering boreholes by means of alternative cycles of vacuum and exhaust, based on the principle of pneumatic displacement | — | 2011-05-31 |