Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839237 | Method of laying a cobalt-chromium-tungsten protective coating on a blade made of a tungsten alloy including vanadium, and a blade coated thereby | Ulrich Bech | 1989-06-13 |
| 4832993 | Method of applying a protective coating to a titanium alloy blade, and a blade obtained thereby | — | 1989-05-23 |
| 4795313 | Protective tip for a titanium blade and a method of brazing such a tip | — | 1989-01-03 |