Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5406761 | Room-space partition made of movable wall elements | Klaus Hobbiebrunken, Rolf Kalischewski, Rolf Brunkhorst, Werner Klein | 1995-04-18 |
| 4752987 | Support and guide system for movable door or wall elements | Fredo Dreyer | 1988-06-28 |