Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4258322 | Electromagnetic subsoil prospecting process using an asymptotic low frequency range | Jean-Pierre Rocroi | 1981-03-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4258322 | Electromagnetic subsoil prospecting process using an asymptotic low frequency range | Jean-Pierre Rocroi | 1981-03-24 |