Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693709 | Polyoxymethylene with improved acid stability, process for production and use thereof | Edwin Nun, Detlef Arnoldi | 1997-12-02 |
| 5641830 | Polyoxymethylene with improved resistance to zinc and/or copper ions, process for the production thereof and use thereof | Edwin Nun, Klaus Dorn | 1997-06-24 |