Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4341559 | Binders based upon solutions of alkali metal silicates | Wolfgang Friedemann, Kurt Feulner | 1982-07-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4341559 | Binders based upon solutions of alkali metal silicates | Wolfgang Friedemann, Kurt Feulner | 1982-07-27 |