Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880867 | Aqueous coating compositions, a process for their preparation and method of using the same | Knut Graff, Hans-Ulrich Meier, Hans-Peter Patzschke | 1989-11-14 |
| 4865705 | Non-auto crosslinking binder combination, aqueous coating compound containing the same and its use | Georg Hendrikx, Hans-Peter Patzschke | 1989-09-12 |