Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4857094 | Method for the manufacture of a toughened and/or bent pane with solar control coating containing platinum or the like | Franz-Josef Schmitte | 1989-08-15 |
| 4827729 | Method of removing a mist coating from the interior face of a glazed panel of a refrigerating cabinet | Hans Bause | 1989-05-09 |