Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5621992 | Four sided collapsible floor sign | Jonathan N. Mandell | 1997-04-22 |
| D371807 | Floor sign | Jonathan N. Mandell | 1996-07-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5621992 | Four sided collapsible floor sign | Jonathan N. Mandell | 1997-04-22 |
| D371807 | Floor sign | Jonathan N. Mandell | 1996-07-16 |