Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5272407 | Electric lamp having screens for reducing photo electron emission | Daniel H. Brownell, Dale E. Work | 1993-12-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5272407 | Electric lamp having screens for reducing photo electron emission | Daniel H. Brownell, Dale E. Work | 1993-12-21 |