Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5358561 | Use of water-soluble sulphoalkyl derivatives of cellulose in gypsum-and cement-containing compounds | Rene Kiesewetter, Klaus Szablikowski | 1994-10-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5358561 | Use of water-soluble sulphoalkyl derivatives of cellulose in gypsum-and cement-containing compounds | Rene Kiesewetter, Klaus Szablikowski | 1994-10-25 |