Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4298967 | High resolution downhole-crosshole seismic reflection profiling to resolve detailed coal seam structure | — | 1981-11-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4298967 | High resolution downhole-crosshole seismic reflection profiling to resolve detailed coal seam structure | — | 1981-11-03 |