Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8047275 | Ground water restoration type terrestrial heat exchanger using auto temperature bypass apparatus | Tae Jong Lee | 2011-11-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8047275 | Ground water restoration type terrestrial heat exchanger using auto temperature bypass apparatus | Tae Jong Lee | 2011-11-01 |