Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5008792 | Device for locking an optically transparent trough to a housing of an extended-field light | Heinz Rudolf Liedtke, Cornelius Ploeger | 1991-04-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5008792 | Device for locking an optically transparent trough to a housing of an extended-field light | Heinz Rudolf Liedtke, Cornelius Ploeger | 1991-04-16 |