Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889772 | Composite material having a slide layer applied by cathode sputtering | Jurgen Braus | 1989-12-26 |
| 4877505 | Method and apparatus for application of coatings on substrates | — | 1989-10-31 |