Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4559087 | Process for phosphating metals | Peter Jorns, Norbert Meyer, Werner Rausch, Gunther Luckhardt, Gudrun Volling | 1985-12-17 |
| 4389260 | Composition and process for the phosphatizing of metals | Dieter Hauffe, Gerhard Muller, Werner Rausch, Gudrun Volling | 1983-06-21 |