Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4833176 | Process for the preparation of cold setting flexible polyurethane molded foams | Klaus-Dieter Wolf | 1989-05-23 |
| 4797430 | Amine-modified polyurethane (urea) foams and a process for their production | Peter Haas | 1989-01-10 |