Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880876 | Thermoplastic polyester molding materials having low-temperature impact strength | Hans-Henning Hub, Georg N. Simon, Gerhard Heinz, Juergen Sadlowski | 1989-11-14 |
| 4877715 | Light sensitive recording element having a photopolymerizable relief-forming layer containing an ethylene terpolymer | Horst Koch | 1989-10-31 |