Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4842901 | Coating solution and process for producing glassy layers | Hans-Joachim Merrem | 1989-06-27 |
| 4834150 | Apparatus for the remote control of a transfer operation | Herbert Gadke, Peter Steinhauer, Franz-Xaver Jahn, Bernd Schade | 1989-05-30 |