Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6461712 | Foam sign | Martin S. Cross | 2002-10-08 |
| 6432520 | Magnetic modifiable sign | Martin S. Cross | 2002-08-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6461712 | Foam sign | Martin S. Cross | 2002-10-08 |
| 6432520 | Magnetic modifiable sign | Martin S. Cross | 2002-08-13 |