Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840346 | Apparatus for sealing a well blowout | Dewa N. Adnyana | 1989-06-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4840346 | Apparatus for sealing a well blowout | Dewa N. Adnyana | 1989-06-20 |