Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5350785 | Stabilized chlorine-containing polymer compositions | Hans Sander, Olaf Hartmann, Wolfgang Wehner | 1994-09-27 |
| 5283273 | Stabilized chlorine-containing polymers | Hans Sander, Olaf Hartmann | 1994-02-01 |