Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7706067 | Decelerating and locking mechanism for a projection screen and the manually operated projection screen using the mechanism | — | 2010-04-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7706067 | Decelerating and locking mechanism for a projection screen and the manually operated projection screen using the mechanism | — | 2010-04-27 |