Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4815276 | Borescope plug | Harold Ray Hansel | 1989-03-28 |
| 4815933 | Nozzle flange attachment and sealing arrangement | Harold Ray Hansel | 1989-03-28 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4815276 | Borescope plug | Harold Ray Hansel | 1989-03-28 |
| 4815933 | Nozzle flange attachment and sealing arrangement | Harold Ray Hansel | 1989-03-28 |