Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D259867 | Hydroponic gardening tray | Walter C. Kenyon, Helmut Julinot | 1981-07-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D259867 | Hydroponic gardening tray | Walter C. Kenyon, Helmut Julinot | 1981-07-14 |