Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4329381 | Method for providing corrosion resistance to metal objects | Helmut Eschwey, Renate Galinke, nee Jansen, heir, Heinrich Linden, Bernd Wegemund, Norbert Wiemers | 1982-05-11 |