Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869645 | Composite gas turbine blade and method of manufacturing same | — | 1989-09-26 |
| 4817858 | Method of manufacturing a workpiece of any given cross-sectional dimensions from an oxide-dispersion-hardened nickel-based superalloy with directional coarse columnar crystals | — | 1989-04-04 |