Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6899451 | Optical system for a fresnel lens light, especially for a spotlight or floodlight | Ruediger Kittelmann | 2005-05-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6899451 | Optical system for a fresnel lens light, especially for a spotlight or floodlight | Ruediger Kittelmann | 2005-05-31 |