Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4734163 | Method of and apparatus for producing gypsum fiber boards (plasterboard) | Kurt Eberhardt, Heinrich Blackert, Josef Steinkuhl, Horst Hose, Friedrich Bahner | 1988-03-29 |