Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4326271 | Method and apparatus for determining acoustic properties in the earth | — | 1982-04-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4326271 | Method and apparatus for determining acoustic properties in the earth | — | 1982-04-20 |