Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808785 | Method and apparatus for making diffused cooling holes in an airfoil | Richard J. Vertz | 1989-02-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4808785 | Method and apparatus for making diffused cooling holes in an airfoil | Richard J. Vertz | 1989-02-28 |