Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688989 | Polyurethane foams modified with nonionic surfactants | Peter Daute, Roland Gruetzmacher, Johann Klein, Rainer Hoefer | 1997-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688989 | Polyurethane foams modified with nonionic surfactants | Peter Daute, Roland Gruetzmacher, Johann Klein, Rainer Hoefer | 1997-11-18 |