Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7706682 | Wide-angle slip-on viewfinder on rangefinder cameras for photographic recordings with different focal lengths | Kathrin Keller | 2010-04-27 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7706682 | Wide-angle slip-on viewfinder on rangefinder cameras for photographic recordings with different focal lengths | Kathrin Keller | 2010-04-27 |