Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332301 | Method and a machine of obtaining samples from the ground to determine its composition | — | 1982-06-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332301 | Method and a machine of obtaining samples from the ground to determine its composition | — | 1982-06-01 |