Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4491661 | Process for the preparation of cellulose ethers from ammonia-activated cellulose | Karl Bredereck | 1985-01-01 |
ET
Emy Togelang
Overall (All Time): #4,008,050 of 4,157,543Top 100%
1
Patents All Time