Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4214027 | Process for the production of fiber-containing plaster boards | Jorg Bold, Siegfried Franke | 1980-07-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4214027 | Process for the production of fiber-containing plaster boards | Jorg Bold, Siegfried Franke | 1980-07-22 |