Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4739213 | Electron tube with support for pyrolytic graphite electrode | Henricus A. J. M. Knols | 1988-04-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4739213 | Electron tube with support for pyrolytic graphite electrode | Henricus A. J. M. Knols | 1988-04-19 |