Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686400 | Manual dishwashing method using betaine-anionic surfactant mixtures | Allen D. Urfer | 1997-11-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5686400 | Manual dishwashing method using betaine-anionic surfactant mixtures | Allen D. Urfer | 1997-11-11 |