Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4621309 | Elongated luminaire | Manfred Grimm, Richard Schneppendahl, Fred Hasemann | 1986-11-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4621309 | Elongated luminaire | Manfred Grimm, Richard Schneppendahl, Fred Hasemann | 1986-11-04 |