Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4914723 | Fluorescent lamp discharge tube having electrostatically coated envelope | Roger P. Ellerbeck, Peter W. Ranby, Peter J. Clewer | 1990-04-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4914723 | Fluorescent lamp discharge tube having electrostatically coated envelope | Roger P. Ellerbeck, Peter W. Ranby, Peter J. Clewer | 1990-04-03 |