Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4654441 | Biuret production by controlled pyrolysis of urea | Kurt F. Stephan, John Stephan | 1987-03-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4654441 | Biuret production by controlled pyrolysis of urea | Kurt F. Stephan, John Stephan | 1987-03-31 |