Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6634610 | Retractable self-leveling ceiling sign hanger | Heidi Grosowsky, Hiu-Yu Vanessa Chan, Michael Yurkovic | 2003-10-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6634610 | Retractable self-leveling ceiling sign hanger | Heidi Grosowsky, Hiu-Yu Vanessa Chan, Michael Yurkovic | 2003-10-21 |