Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4320050 | Process for selectively extracting dyestuffs contained in cyanophyceae algae, the so-extracted dyestuffs and their use, particularly in foodstuffs | Pierre Yout, Daniel Lonchamp | 1982-03-16 |