Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6163995 | Expandable artists' frames and preloading springs therefor | Walter Lucchetti | 2000-12-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6163995 | Expandable artists' frames and preloading springs therefor | Walter Lucchetti | 2000-12-26 |