Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4897427 | Method of combatting pruning wound diseases | Marc Barnavon, Philippe Dutruel | 1990-01-30 |
| 4783907 | Device for simultaneously cutting and treating a plant stem | — | 1988-11-15 |