Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868004 | Method for creating a corrosion-resistant, largely absorption-free coating on the surface of a workpiece | Walter Zultzke | 1989-09-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868004 | Method for creating a corrosion-resistant, largely absorption-free coating on the surface of a workpiece | Walter Zultzke | 1989-09-19 |