Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806285 | Hydrogenated grindelia acids and their methyl, glycerol and pentaerythritol esters | Joseph John Hoffman | 1989-02-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806285 | Hydrogenated grindelia acids and their methyl, glycerol and pentaerythritol esters | Joseph John Hoffman | 1989-02-21 |