Patent US 4726663A
| Patent number | US 4726663A |
|---|---|
| Title | Switchable color filter with enhanced transmissivity |
| Inventors | Thomas S. Buzak |
| Company | Tektronix Inc |
| Filing date | 1986-11-14 |
| Grant date | 1988-02-23 |
| Cites |
| Patent number | US 4726663A |
|---|---|
| Title | Switchable color filter with enhanced transmissivity |
| Inventors | Thomas S. Buzak |
| Company | Tektronix Inc |
| Filing date | 1986-11-14 |
| Grant date | 1988-02-23 |
| Cites |