Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5315917 | Monoport airgun for seismic exploration having discharge port extending continuously for 360 degree around its axis | — | 1994-05-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5315917 | Monoport airgun for seismic exploration having discharge port extending continuously for 360 degree around its axis | — | 1994-05-31 |