Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820539 | Method of making butter | Werner Vennewald, Wolfram Hoffmann | 1989-04-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4820539 | Method of making butter | Werner Vennewald, Wolfram Hoffmann | 1989-04-11 |