Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5033242 | Shuttering panels for use in formwork for cavity floors | Thomas C. Gsell | 1991-07-23 |
| 4637184 | Hollow floor | Wolfgang Radtke, Sebald Pallhorn, Erich Hollfritsch | 1987-01-20 |
| 4468908 | Process and apparatus for producing a floor-, wall- or ceiling surface formed of individual assembly plates and provided with a covering | Wolfgang Radtke, Friedrich Schmidt, Fritz Reuter, Walter Moog | 1984-09-04 |
| 4410131 | Heating and air conditioning system | Wolfgang Radtke | 1983-10-18 |