Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4324832 | Method of impregnating web structures with a synthetic resin | Helmut Moroff, Hans Hauser, Gerhard Ladisich | 1982-04-13 |
| 4314800 | Method for treating pelts and leather | Rolf Monsheimer, Ernst Pfleiderer, Werner Siol, Hans Trabitzsch | 1982-02-09 |