Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5060419 | Substrate for out-of-ground cultivation | Martien de Graaf, Dominique Plantard | 1991-10-29 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5060419 | Substrate for out-of-ground cultivation | Martien de Graaf, Dominique Plantard | 1991-10-29 |