Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875308 | Adjustable insulating glass window | Dieter Peetz, Peter Scheeren, Hans-Peter Siemonsen, Lothar Witting, Aloisius Schafhausen | 1989-10-24 |
| 4853019 | Method for the transportation of glass sheets brought to the deformation temperature, its application to bending and device for its implementation | Kurt Blank, Friedrich Halberschmidt, Heinz-Josef Reinmold, Josef Audi, Jakob Kaesmacher +1 more | 1989-08-01 |