Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5658873 | Coated sodium percarbonate particles, a process for their production and detergent, cleaning and bleaching compositions containing them | Birgit Bertsch-Frank, Claas-Juergen Klasen, Thomas Lieser, Klaus Mueller | 1997-08-19 |