Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868053 | Flame resistant, halogen-free thermoplastic polymer compositions | Stephen Pask, Wolfgang Wieder, Werner Obrecht, Karl-Heinz Schabel | 1989-09-19 |
| 4812546 | New copolymers of alpha-cyanoacrylates and acrylates, their preparation and their use | Kurt P. Meurer, Helmut Waniczek, Josef Witte | 1989-03-14 |