Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5057355 | Composite plate, especially for raised floors | Max Mengeringhausen, by Horst Klose, legal representative | 1991-10-15 |
| 4833845 | Self-supporting composite plate, especially double floor plate | Gunther Bruckner, Wolfgang Hiller, Manfred Radtke | 1989-05-30 |
| 4596730 | Self-supporting composite plates for double floors, ceilings and the like | — | 1986-06-24 |